Revert r2927 and r2930, which were themselves reversions of prior changelists.

(Misc. build fixes for KJS build and remnants of unforking a couple of files.)
Review URL: http://codereview.chromium.org/6321

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@2969 0039d316-1c4b-4281-b951-d872f2087c98

5 files changed, 0 insertions, 3182 deletions

diff --git a/webkit/pending/HTMLPlugInElement.cpp b/webkit/pending/HTMLPlugInElement.cpp
deleted file mode 100644
index 19d494e..0000000
--- a/webkit/pending/HTMLPlugInElement.cpp
+++ /dev/null
@@ -1,211 +0,0 @@
-/**
- * This file is part of the DOM implementation for KDE.
- *
- * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
- *           (C) 1999 Antti Koivisto (koivisto@kde.org)
- *           (C) 2000 Stefan Schimanski (1Stein@gmx.de)
- * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-#include "config.h"
-#include "HTMLPlugInElement.h"
-
-#include "CSSPropertyNames.h"
-#include "Document.h"
-#include "Frame.h"
-#include "FrameLoader.h"
-#include "FrameTree.h"
-#include "HTMLNames.h"
-#include "Page.h"
-#include "RenderWidget.h"
-#include "Settings.h"
-#include "Widget.h"
-#include "ScriptController.h"
-
-#if USE(JSC)
-#include "runtime.h"
-#endif
-
-#if ENABLE(NETSCAPE_PLUGIN_API) && USE(JSC)
-#include "JSNode.h"
-#include "NP_jsobject.h"
-#include "npruntime_impl.h"
-#include "runtime_root.h"
-#endif
-
-namespace WebCore {
-
-using namespace HTMLNames;
-
-HTMLPlugInElement::HTMLPlugInElement(const QualifiedName& tagName, Document* doc)
-    : HTMLFrameOwnerElement(tagName, doc)
-#if ENABLE(NETSCAPE_PLUGIN_API)
-    , m_NPObject(0)
-#endif
-{
-}
-
-HTMLPlugInElement::~HTMLPlugInElement()
-{
-#if USE(JSC)
-    ASSERT(!m_instance); // cleared in detach()
-#endif
-
-#if ENABLE(NETSCAPE_PLUGIN_API)
-    if (m_NPObject) {
-        // NOTE: mbelshe - can the frame be inaccessible here?  If so,
-        // do we leak objects?
-        if (document() && document()->frame()) 
-            document()->frame()->script()->functions()->releaseObject(m_NPObject);
-        m_NPObject = 0;
-    }
-#endif
-}
-
-JSInstance HTMLPlugInElement::getInstance() const
-{
-    Frame* frame = document()->frame();
-    if (!frame)
-        return JSInstanceHolder::EmptyInstance();
-
-    // If the host dynamically turns off JavaScript (or Java) we will still return
-    // the cached allocated Bindings::Instance.  Not supporting this edge-case is OK.
-    if (!m_instance.IsEmpty())
-        return m_instance.Get();
-
-    RenderWidget* renderWidget = renderWidgetForJSBindings();
-    if (renderWidget && renderWidget->widget())
-        m_instance = frame->script()->createScriptInstanceForWidget(renderWidget->widget());
-
-    return m_instance.Get();
-}
-
-void HTMLPlugInElement::detach()
-{
-    m_instance.Clear();
-    HTMLFrameOwnerElement::detach();
-}
-
-String HTMLPlugInElement::align() const
-{
-    return getAttribute(alignAttr);
-}
-
-void HTMLPlugInElement::setAlign(const String& value)
-{
-    setAttribute(alignAttr, value);
-}
-
-String HTMLPlugInElement::height() const
-{
-    return getAttribute(heightAttr);
-}
-
-void HTMLPlugInElement::setHeight(const String& value)
-{
-    setAttribute(heightAttr, value);
-}
-
-String HTMLPlugInElement::name() const
-{
-    return getAttribute(nameAttr);
-}
-
-void HTMLPlugInElement::setName(const String& value)
-{
-    setAttribute(nameAttr, value);
-}
-
-String HTMLPlugInElement::width() const
-{
-    return getAttribute(widthAttr);
-}
-
-void HTMLPlugInElement::setWidth(const String& value)
-{
-    setAttribute(widthAttr, value);
-}
-
-bool HTMLPlugInElement::mapToEntry(const QualifiedName& attrName, MappedAttributeEntry& result) const
-{
-    if (attrName == widthAttr ||
-        attrName == heightAttr ||
-        attrName == vspaceAttr ||
-        attrName == hspaceAttr) {
-            result = eUniversal;
-            return false;
-    }
-    
-    if (attrName == alignAttr) {
-        result = eReplaced; // Share with <img> since the alignment behavior is the same.
-        return false;
-    }
-    
-    return HTMLFrameOwnerElement::mapToEntry(attrName, result);
-}
-
-void HTMLPlugInElement::parseMappedAttribute(MappedAttribute* attr)
-{
-    if (attr->name() == widthAttr)
-        addCSSLength(attr, CSSPropertyWidth, attr->value());
-    else if (attr->name() == heightAttr)
-        addCSSLength(attr, CSSPropertyHeight, attr->value());
-    else if (attr->name() == vspaceAttr) {
-        addCSSLength(attr, CSSPropertyMarginTop, attr->value());
-        addCSSLength(attr, CSSPropertyMarginBottom, attr->value());
-    } else if (attr->name() == hspaceAttr) {
-        addCSSLength(attr, CSSPropertyMarginLeft, attr->value());
-        addCSSLength(attr, CSSPropertyMarginRight, attr->value());
-    } else if (attr->name() == alignAttr)
-        addHTMLAlignment(attr);
-    else
-        HTMLFrameOwnerElement::parseMappedAttribute(attr);
-}
-
-bool HTMLPlugInElement::checkDTD(const Node* newChild)
-{
-    return newChild->hasTagName(paramTag) || HTMLFrameOwnerElement::checkDTD(newChild);
-}
-
-void HTMLPlugInElement::defaultEventHandler(Event* event)
-{
-    RenderObject* r = renderer();
-    if (!r || !r->isWidget())
-        return;
-
-    if (Widget* widget = static_cast<RenderWidget*>(r)->widget())
-        widget->handleEvent(event);
-}
-
-#if ENABLE(NETSCAPE_PLUGIN_API)
-
-NPObject* HTMLPlugInElement::getNPObject()
-{
-    ASSERT(document()->frame());
-    if (!m_NPObject)
-        m_NPObject = document()->frame()->script()->createScriptObjectForPluginElement(this);
-    return m_NPObject;
-}
-
-#endif /* ENABLE(NETSCAPE_PLUGIN_API) */
-
-void HTMLPlugInElement::updateWidgetCallback(Node* n)
-{
-    static_cast<HTMLPlugInElement*>(n)->updateWidget();
-}
-
-}
diff --git a/webkit/pending/HTMLPlugInElement.h b/webkit/pending/HTMLPlugInElement.h
deleted file mode 100644
index 599c192..0000000
--- a/webkit/pending/HTMLPlugInElement.h
+++ /dev/null
@@ -1,84 +0,0 @@
-/*
- * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
- *           (C) 1999 Antti Koivisto (koivisto@kde.org)
- * Copyright (C) 2004, 2006, 2007, 2008 Apple Inc. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- */
-
-#ifndef HTMLPlugInElement_h
-#define HTMLPlugInElement_h
-
-#include "HTMLFrameOwnerElement.h"
-#include "ScriptController.h"
-
-#if ENABLE(NETSCAPE_PLUGIN_API)
-struct NPObject;
-#endif
-
-namespace WebCore {
-
-class RenderWidget;
-
-class HTMLPlugInElement : public HTMLFrameOwnerElement {
-public:
-    HTMLPlugInElement(const QualifiedName& tagName, Document*);
-    virtual ~HTMLPlugInElement();
-
-    virtual bool mapToEntry(const QualifiedName& attrName, MappedAttributeEntry& result) const;
-    virtual void parseMappedAttribute(MappedAttribute*);
-
-    virtual HTMLTagStatus endTagRequirement() const { return TagStatusRequired; }
-    virtual bool checkDTD(const Node* newChild);
-
-    virtual void updateWidget() { }
-
-    String align() const;
-    void setAlign(const String&);
-    
-    String height() const;
-    void setHeight(const String&);
-    
-    String name() const;
-    void setName(const String&);
-    
-    String width() const;
-    void setWidth(const String&);
-
-    virtual void defaultEventHandler(Event*);
-
-    virtual RenderWidget* renderWidgetForJSBindings() const = 0;
-    virtual void detach();
-    JSInstance getInstance() const;
-
-#if ENABLE(NETSCAPE_PLUGIN_API)
-    virtual NPObject* getNPObject();
-#endif
-
-protected:
-    static void updateWidgetCallback(Node*);
-
-    AtomicString m_name;
-    mutable JSInstanceHolder m_instance;
-#if ENABLE(NETSCAPE_PLUGIN_API)
-    NPObject* m_NPObject;
-#endif
-};
-
-} // namespace WebCore
-
-#endif // HTMLPlugInElement_h
diff --git a/webkit/pending/Node.cpp b/webkit/pending/Node.cpp
deleted file mode 100644
index d16a007..0000000
--- a/webkit/pending/Node.cpp
+++ /dev/null
@@ -1,2010 +0,0 @@
-/*
- * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
- *           (C) 1999 Antti Koivisto (koivisto@kde.org)
- *           (C) 2001 Dirk Mueller (mueller@kde.org)
- * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
- * Copyright (C) 2007 Trolltech ASA
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#include "config.h"
-#include "Node.h"
-
-#include "CSSParser.h"
-#include "CSSRule.h"
-#include "CSSRuleList.h"
-#include "CSSSelector.h"
-#include "CSSStyleRule.h"
-#include "CSSStyleSelector.h"
-#include "CSSStyleSheet.h"
-#include "CString.h"
-#include "ChildNodeList.h"
-#include "ClassNodeList.h"
-#include "DOMImplementation.h"
-#include "Document.h"
-#include "DynamicNodeList.h"
-#include "Element.h"
-#include "ExceptionCode.h"
-#include "ExceptionContext.h"
-#include "Frame.h"
-#include "HTMLNames.h"
-#include "Logging.h"
-#include "NSResolver.h"
-#include "NameNodeList.h"
-#include "NamedAttrMap.h"
-#include "ProcessingInstruction.h"
-#include "RenderObject.h"
-#include "ScriptController.h"
-#include "SelectorNodeList.h"
-#include "StringBuilder.h"
-#include "TagNodeList.h"
-#include "Text.h"
-#include "XMLNames.h"
-#include "htmlediting.h"
-#include <wtf/RefCountedLeakCounter.h>
-
-#if USE(JSC)
-#include <kjs/JSLock.h>
-#endif
-
-namespace WebCore {
-
-using namespace HTMLNames;
-
-struct NodeListsNodeData {
-    typedef HashSet<DynamicNodeList*> NodeListSet;
-    NodeListSet m_listsWithCaches;
-
-    DynamicNodeList::Caches m_childNodeListCaches;
-
-    typedef HashMap<String, DynamicNodeList::Caches*> CacheMap;
-    CacheMap m_classNodeListCaches;
-    CacheMap m_nameNodeListCaches;
-
-    ~NodeListsNodeData()
-    {
-        deleteAllValues(m_classNodeListCaches);
-        deleteAllValues(m_nameNodeListCaches);
-    }
-
-    void invalidateCaches();
-    void invalidateCachesThatDependOnAttributes();
-    bool isEmpty() const;
-};
-
-// --------
-
-bool Node::isSupported(const String& feature, const String& version)
-{
-    return DOMImplementation::hasFeature(feature, version);
-}
-
-#ifndef NDEBUG
-static WTF::RefCountedLeakCounter nodeCounter("WebCoreNode");
-
-static bool shouldIgnoreLeaks = false;
-static HashSet<Node*> ignoreSet;
-#endif
-
-void Node::startIgnoringLeaks()
-{
-#ifndef NDEBUG
-    shouldIgnoreLeaks = true;
-#endif
-}
-
-void Node::stopIgnoringLeaks()
-{
-#ifndef NDEBUG
-    shouldIgnoreLeaks = false;
-#endif
-}
-
-Node::StyleChange Node::diff( RenderStyle *s1, RenderStyle *s2 )
-{
-    // FIXME: The behavior of this function is just totally wrong.  It doesn't handle
-    // explicit inheritance of non-inherited properties and so you end up not re-resolving
-    // style in cases where you need to.
-    StyleChange ch = NoInherit;
-    EDisplay display1 = s1 ? s1->display() : NONE;
-    bool fl1 = s1 && s1->hasPseudoStyle(RenderStyle::FIRST_LETTER);
-    EDisplay display2 = s2 ? s2->display() : NONE;
-    bool fl2 = s2 && s2->hasPseudoStyle(RenderStyle::FIRST_LETTER);
-        
-    if (display1 != display2 || fl1 != fl2 || (s1 && s2 && !s1->contentDataEquivalent(s2)))
-        ch = Detach;
-    else if (!s1 || !s2)
-        ch = Inherit;
-    else if (*s1 == *s2)
-        ch = NoChange;
-    else if (s1->inheritedNotEqual(s2))
-        ch = Inherit;
-    
-    // If the pseudoStyles have changed, we want any StyleChange that is not NoChange
-    // because setStyle will do the right thing with anything else.
-    if (ch == NoChange && s1->hasPseudoStyle(RenderStyle::BEFORE)) {
-        RenderStyle* ps2 = s2->getPseudoStyle(RenderStyle::BEFORE);
-        if (!ps2)
-            ch = NoInherit;
-        else {
-            RenderStyle* ps1 = s1->getPseudoStyle(RenderStyle::BEFORE);
-            ch = ps1 && *ps1 == *ps2 ? NoChange : NoInherit;
-        }
-    }
-    if (ch == NoChange && s1->hasPseudoStyle(RenderStyle::AFTER)) {
-        RenderStyle* ps2 = s2->getPseudoStyle(RenderStyle::AFTER);
-        if (!ps2)
-            ch = NoInherit;
-        else {
-            RenderStyle* ps1 = s1->getPseudoStyle(RenderStyle::AFTER);
-            ch = ps2 && *ps1 == *ps2 ? NoChange : NoInherit;
-        }
-    }
-    
-    return ch;
-}
-
-Node::Node(Document* doc, bool isElement)
-    : m_document(doc)
-    , m_previous(0)
-    , m_next(0)
-    , m_renderer(0)
-    , m_tabIndex(0)
-    , m_styleChange(NoStyleChange)
-    , m_hasId(false)
-    , m_hasClass(false)
-    , m_attached(false)
-    , m_hasChangedChild(false)
-    , m_inDocument(false)
-    , m_isLink(false)
-    , m_focused(false)
-    , m_active(false)
-    , m_hovered(false)
-    , m_inActiveChain(false)
-    , m_inDetach(false)
-    , m_inSubtreeMark(false)
-    , m_tabIndexSetExplicitly(false)
-    , m_isElement(isElement)
-{
-#ifndef NDEBUG
-    if (shouldIgnoreLeaks)
-        ignoreSet.add(this);
-    else
-        nodeCounter.increment();
-#endif
-}
-
-void Node::setDocument(Document* doc)
-{
-    if (inDocument() || m_document == doc)
-        return;
-
-    willMoveToNewOwnerDocument();
-
-    {
-#if USE(JSC)
-        KJS::JSLock lock(false);
-        ScriptInterpreter::updateDOMNodeDocument(this, m_document.get(), doc);
-#endif
-    }    
-    m_document = doc;
-
-    didMoveToNewOwnerDocument();
-}
-
-Node::~Node()
-{
-#ifndef NDEBUG
-    HashSet<Node*>::iterator it = ignoreSet.find(this);
-    if (it != ignoreSet.end())
-        ignoreSet.remove(it);
-    else
-        nodeCounter.decrement();
-#endif
-
-    if (m_nodeLists && m_document)
-        document()->removeNodeListCache();
-
-    if (renderer())
-        detach();
-
-    if (m_previous)
-        m_previous->setNextSibling(0);
-    if (m_next)
-        m_next->setPreviousSibling(0);
-}
-
-String Node::nodeValue() const
-{
-  return String();
-}
-
-void Node::setNodeValue(const String& /*nodeValue*/, ExceptionCode& ec)
-{
-    // NO_MODIFICATION_ALLOWED_ERR: Raised when the node is readonly
-    if (isReadOnlyNode()) {
-        ec = NO_MODIFICATION_ALLOWED_ERR;
-        return;
-    }
-
-    // By default, setting nodeValue has no effect.
-}
-
-PassRefPtr<NodeList> Node::childNodes()
-{
-    if (!m_nodeLists) {
-        m_nodeLists.set(new NodeListsNodeData);
-        document()->addNodeListCache();
-    }
-
-    return ChildNodeList::create(this, &m_nodeLists->m_childNodeListCaches);
-}
-
-Node* Node::virtualFirstChild() const
-{
-    return 0;
-}
-
-Node* Node::virtualLastChild() const
-{
-    return 0;
-}
-
-bool Node::virtualHasTagName(const QualifiedName&) const
-{
-    return false;
-}
-
-Node *Node::lastDescendant() const
-{
-    Node *n = const_cast<Node *>(this);
-    while (n && n->lastChild())
-        n = n->lastChild();
-    return n;
-}
-
-Node* Node::firstDescendant() const
-{
-    Node *n = const_cast<Node *>(this);
-    while (n && n->firstChild())
-        n = n->firstChild();
-    return n;
-}
-
-bool Node::insertBefore(PassRefPtr<Node>, Node*, ExceptionCode& ec, bool)
-{
-    ec = HIERARCHY_REQUEST_ERR;
-    return false;
-}
-
-bool Node::replaceChild(PassRefPtr<Node>, Node*, ExceptionCode& ec, bool)
-{
-    ec = HIERARCHY_REQUEST_ERR;
-    return false;
-}
-
-bool Node::removeChild(Node*, ExceptionCode& ec)
-{
-    ec = NOT_FOUND_ERR;
-    return false;
-}
-
-bool Node::appendChild(PassRefPtr<Node>, ExceptionCode& ec, bool)
-{
-    ec = HIERARCHY_REQUEST_ERR;
-    return false;
-}
-
-void Node::remove(ExceptionCode& ec)
-{
-    ref();
-    if (Node *p = parentNode())
-        p->removeChild(this, ec);
-    else
-        ec = HIERARCHY_REQUEST_ERR;
-    deref();
-}
-
-void Node::normalize()
-{
-    // Go through the subtree beneath us, normalizing all nodes. This means that
-    // any two adjacent text nodes are merged together.
-
-    RefPtr<Node> node = this;
-    while (Node* firstChild = node->firstChild())
-        node = firstChild;
-    for (; node; node = node->traverseNextNodePostOrder()) {
-        NodeType type = node->nodeType();
-        if (type == ELEMENT_NODE)
-            static_cast<Element*>(node.get())->normalizeAttributes();
-
-        Node* firstChild = node->firstChild();
-        if (firstChild && !firstChild->nextSibling() && firstChild->isTextNode()) {
-            Text* text = static_cast<Text*>(firstChild);
-            if (!text->length()) {
-                ExceptionCode ec;
-                text->remove(ec);
-            }
-        }
-
-        if (node == this)
-            break;
-
-        if (type == TEXT_NODE) {
-            while (1) {
-                Node* nextSibling = node->nextSibling();
-                if (!nextSibling || !nextSibling->isTextNode())
-                    break;
-                // Current child and the next one are both text nodes. Merge them.
-                Text* text = static_cast<Text*>(node.get());
-                RefPtr<Text> nextText = static_cast<Text*>(nextSibling);
-                unsigned offset = text->length();
-                ExceptionCode ec;
-                text->appendData(nextText->data(), ec);
-                document()->textNodesMerged(nextText.get(), offset);
-                nextText->remove(ec);
-            }
-        }
-    }
-}
-
-const AtomicString& Node::prefix() const
-{
-    // For nodes other than elements and attributes, the prefix is always null
-    return nullAtom;
-}
-
-void Node::setPrefix(const AtomicString& /*prefix*/, ExceptionCode& ec)
-{
-    // The spec says that for nodes other than elements and attributes, prefix is always null.
-    // It does not say what to do when the user tries to set the prefix on another type of
-    // node, however Mozilla throws a NAMESPACE_ERR exception.
-    ec = NAMESPACE_ERR;
-}
-
-const AtomicString& Node::localName() const
-{
-    return nullAtom;
-}
-
-const AtomicString& Node::namespaceURI() const
-{
-    return nullAtom;
-}
-
-ContainerNode* Node::addChild(PassRefPtr<Node>)
-{
-    return 0;
-}
-
-bool Node::isContentEditable() const
-{
-    return parent() && parent()->isContentEditable();
-}
-
-bool Node::isContentRichlyEditable() const
-{
-    return parent() && parent()->isContentRichlyEditable();
-}
-
-bool Node::shouldUseInputMethod() const
-{
-    return isContentEditable();
-}
-
-IntRect Node::getRect() const
-{
-    int _x, _y;
-    if (renderer() && renderer()->absolutePosition(_x, _y))
-        return IntRect( _x, _y, renderer()->width(), renderer()->height() + renderer()->borderTopExtra() + renderer()->borderBottomExtra());
-
-    return IntRect();
-}
-
-void Node::setChanged(StyleChangeType changeType)
-{
-    if ((changeType != NoStyleChange) && !attached()) // changed compared to what?
-        return;
-
-    if (!(changeType == InlineStyleChange && (m_styleChange == FullStyleChange || m_styleChange == AnimationStyleChange)))
-        m_styleChange = changeType;
-
-    if (m_styleChange != NoStyleChange) {
-        for (Node* p = parentNode(); p && !p->hasChangedChild(); p = p->parentNode())
-            p->setHasChangedChild(true);
-        document()->setDocumentChanged(true);
-    }
-}
-
-static Node* outermostLazyAttachedAncestor(Node* start)
-{
-    Node* p = start;
-    for (Node* next = p->parentNode(); !next->renderer(); p = next, next = next->parentNode()) {}
-    return p;
-}
-
-void Node::lazyAttach()
-{
-    bool mustDoFullAttach = false;
-
-    for (Node* n = this; n; n = n->traverseNextNode(this)) {
-        if (!n->canLazyAttach()) {
-            mustDoFullAttach = true;
-            break;
-        }
-
-        if (n->firstChild())
-            n->setHasChangedChild(true);
-        n->m_styleChange = FullStyleChange;
-        n->m_attached = true;
-    }
-
-    if (mustDoFullAttach) {
-        Node* lazyAttachedAncestor = outermostLazyAttachedAncestor(this);
-        if (lazyAttachedAncestor->attached())
-            lazyAttachedAncestor->detach();
-        lazyAttachedAncestor->attach();
-    } else {
-        for (Node* p = parentNode(); p && !p->hasChangedChild(); p = p->parentNode())
-            p->setHasChangedChild(true);
-        document()->setDocumentChanged(true);
-    }
-}
-
-bool Node::canLazyAttach()
-{
-    return shadowAncestorNode() == this;
-}
-
-bool Node::isFocusable() const
-{
-    return m_tabIndexSetExplicitly;
-}
-
-bool Node::isKeyboardFocusable(KeyboardEvent*) const
-{
-    return isFocusable() && m_tabIndex >= 0;
-}
-
-bool Node::isMouseFocusable() const
-{
-    return isFocusable();
-}
-
-unsigned Node::nodeIndex() const
-{
-    Node *_tempNode = previousSibling();
-    unsigned count=0;
-    for( count=0; _tempNode; count++ )
-        _tempNode = _tempNode->previousSibling();
-    return count;
-}
-
-void Node::registerDynamicNodeList(DynamicNodeList* list)
-{
-    if (!m_nodeLists) {
-        m_nodeLists.set(new NodeListsNodeData);
-        document()->addNodeListCache();
-    } else if (!m_document->hasNodeListCaches()) {
-        // We haven't been receiving notifications while there were no registered lists, so the cache is invalid now.
-        m_nodeLists->invalidateCaches();
-    }
-
-    if (list->hasOwnCaches())
-        m_nodeLists->m_listsWithCaches.add(list);
-}
-
-void Node::unregisterDynamicNodeList(DynamicNodeList* list)
-{
-    ASSERT(m_nodeLists);
-    if (list->hasOwnCaches()) {
-        m_nodeLists->m_listsWithCaches.remove(list);
-        if (m_nodeLists->isEmpty()) {
-            m_nodeLists.clear();
-            document()->removeNodeListCache();
-        }
-    }
-}
-
-void Node::notifyLocalNodeListsAttributeChanged()
-{
-    if (!m_nodeLists)
-        return;
-
-    m_nodeLists->invalidateCachesThatDependOnAttributes();
-
-    if (m_nodeLists->isEmpty()) {
-        m_nodeLists.clear();
-        document()->removeNodeListCache();
-    }
-}
-
-void Node::notifyNodeListsAttributeChanged()
-{
-    for (Node *n = this; n; n = n->parentNode())
-        n->notifyLocalNodeListsAttributeChanged();
-}
-
-void Node::notifyLocalNodeListsChildrenChanged()
-{
-    if (!m_nodeLists)
-        return;
-
-    m_nodeLists->invalidateCaches();
-
-    NodeListsNodeData::NodeListSet::iterator end = m_nodeLists->m_listsWithCaches.end();
-    for (NodeListsNodeData::NodeListSet::iterator i = m_nodeLists->m_listsWithCaches.begin(); i != end; ++i)
-        (*i)->invalidateCache();
-
-    if (m_nodeLists->isEmpty()) {
-        m_nodeLists.clear();
-        document()->removeNodeListCache();
-    }
-}
-
-void Node::notifyNodeListsChildrenChanged()
-{
-    for (Node* n = this; n; n = n->parentNode())
-        n->notifyLocalNodeListsChildrenChanged();
-}
-
-unsigned Node::childNodeCount() const
-{
-    return 0;
-}
-
-Node *Node::childNode(unsigned /*index*/) const
-{
-    return 0;
-}
-
-Node *Node::traverseNextNode(const Node *stayWithin) const
-{
-    if (firstChild())
-        return firstChild();
-    if (this == stayWithin)
-        return 0;
-    if (nextSibling())
-        return nextSibling();
-    const Node *n = this;
-    while (n && !n->nextSibling() && (!stayWithin || n->parentNode() != stayWithin))
-        n = n->parentNode();
-    if (n)
-        return n->nextSibling();
-    return 0;
-}
-
-Node *Node::traverseNextSibling(const Node *stayWithin) const
-{
-    if (this == stayWithin)
-        return 0;
-    if (nextSibling())
-        return nextSibling();
-    const Node *n = this;
-    while (n && !n->nextSibling() && (!stayWithin || n->parentNode() != stayWithin))
-        n = n->parentNode();
-    if (n)
-        return n->nextSibling();
-    return 0;
-}
-
-Node* Node::traverseNextNodePostOrder() const
-{
-    Node* next = nextSibling();
-    if (!next)
-        return parentNode();
-    while (Node* firstChild = next->firstChild())
-        next = firstChild;
-    return next;
-}
-
-Node *Node::traversePreviousNode(const Node *stayWithin) const
-{
-    if (this == stayWithin)
-        return 0;
-    if (previousSibling()) {
-        Node *n = previousSibling();
-        while (n->lastChild())
-            n = n->lastChild();
-        return n;
-    }
-    return parentNode();
-}
-
-Node *Node::traversePreviousNodePostOrder(const Node *stayWithin) const
-{
-    if (lastChild())
-        return lastChild();
-    if (this == stayWithin)
-        return 0;
-    if (previousSibling())
-        return previousSibling();
-    const Node *n = this;
-    while (n && !n->previousSibling() && (!stayWithin || n->parentNode() != stayWithin))
-        n = n->parentNode();
-    if (n)
-        return n->previousSibling();
-    return 0;
-}
-
-Node* Node::traversePreviousSiblingPostOrder(const Node* stayWithin) const
-{
-    if (this == stayWithin)
-        return 0;
-    if (previousSibling())
-        return previousSibling();
-    const Node *n = this;
-    while (n && !n->previousSibling() && (!stayWithin || n->parentNode() != stayWithin))
-        n = n->parentNode();
-    if (n)
-        return n->previousSibling();
-    return 0;
-}
-
-void Node::checkSetPrefix(const AtomicString &_prefix, ExceptionCode& ec)
-{
-    // Perform error checking as required by spec for setting Node.prefix. Used by
-    // Element::setPrefix() and Attr::setPrefix()
-
-    // FIXME: Implement support for INVALID_CHARACTER_ERR: Raised if the specified prefix contains an illegal character.
-    
-    // NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly.
-    if (isReadOnlyNode()) {
-        ec = NO_MODIFICATION_ALLOWED_ERR;
-        return;
-    }
-
-    // FIXME: Implement NAMESPACE_ERR: - Raised if the specified prefix is malformed
-    // We have to comment this out, since it's used for attributes and tag names, and we've only
-    // switched one over.
-    /*
-    // - if the namespaceURI of this node is null,
-    // - if the specified prefix is "xml" and the namespaceURI of this node is different from
-    //   "http://www.w3.org/XML/1998/namespace",
-    // - if this node is an attribute and the specified prefix is "xmlns" and
-    //   the namespaceURI of this node is different from "http://www.w3.org/2000/xmlns/",
-    // - or if this node is an attribute and the qualifiedName of this node is "xmlns" [Namespaces].
-    if ((namespacePart(id()) == noNamespace && id() > ID_LAST_TAG) ||
-        (_prefix == "xml" && String(document()->namespaceURI(id())) != "http://www.w3.org/XML/1998/namespace")) {
-        ec = NAMESPACE_ERR;
-        return;
-    }*/
-}
-
-bool Node::canReplaceChild(Node* newChild, Node* oldChild)
-{
-    if (newChild->nodeType() != DOCUMENT_FRAGMENT_NODE) {
-        if (!childTypeAllowed(newChild->nodeType()))
-            return false;
-    }
-    else {
-        for (Node *n = newChild->firstChild(); n; n = n->nextSibling()) {
-            if (!childTypeAllowed(n->nodeType())) 
-                return false;
-        }
-    }
-    
-    return true;
-}
-
-void Node::checkReplaceChild(Node* newChild, Node* oldChild, ExceptionCode& ec)
-{
-    // Perform error checking as required by spec for adding a new child. Used by
-    // appendChild(), replaceChild() and insertBefore()
-    
-    // Not mentioned in spec: throw NOT_FOUND_ERR if newChild is null
-    if (!newChild) {
-        ec = NOT_FOUND_ERR;
-        return;
-    }
-    
-    // NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly
-    if (isReadOnlyNode()) {
-        ec = NO_MODIFICATION_ALLOWED_ERR;
-        return;
-    }
-    
-    bool shouldAdoptChild = false;
-    
-    // WRONG_DOCUMENT_ERR: Raised if newChild was created from a different document than the one that
-    // created this node.
-    // We assume that if newChild is a DocumentFragment, all children are created from the same document
-    // as the fragment itself (otherwise they could not have been added as children)
-    if (newChild->document() != document()) {
-        // but if the child is not in a document yet then loosen the
-        // restriction, so that e.g. creating an element with the Option()
-        // constructor and then adding it to a different document works,
-        // as it does in Mozilla and Mac IE.
-        if (!newChild->inDocument()) {
-            shouldAdoptChild = true;
-        } else {
-            ec = WRONG_DOCUMENT_ERR;
-            return;
-        }
-    }
-    
-    // HIERARCHY_REQUEST_ERR: Raised if this node is of a type that does not allow children of the type of the
-    // newChild node, or if the node to append is one of this node's ancestors.
-    
-    // check for ancestor/same node
-    if (newChild == this || isDescendantOf(newChild)) {
-        ec = HIERARCHY_REQUEST_ERR;
-        return;
-    }
-    
-    if (!canReplaceChild(newChild, oldChild)) {
-        ec = HIERARCHY_REQUEST_ERR;
-        return;
-    }
-       
-    // change the document pointer of newChild and all of its children to be the new document
-    if (shouldAdoptChild)
-        for (Node* node = newChild; node; node = node->traverseNextNode(newChild))
-            node->setDocument(document());
-}
-
-void Node::checkAddChild(Node *newChild, ExceptionCode& ec)
-{
-    // Perform error checking as required by spec for adding a new child. Used by
-    // appendChild(), replaceChild() and insertBefore()
-
-    // Not mentioned in spec: throw NOT_FOUND_ERR if newChild is null
-    if (!newChild) {
-        ec = NOT_FOUND_ERR;
-        return;
-    }
-
-    // NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly
-    if (isReadOnlyNode()) {
-        ec = NO_MODIFICATION_ALLOWED_ERR;
-        return;
-    }
-
-    bool shouldAdoptChild = false;
-
-    // WRONG_DOCUMENT_ERR: Raised if newChild was created from a different document than the one that
-    // created this node.
-    // We assume that if newChild is a DocumentFragment, all children are created from the same document
-    // as the fragment itself (otherwise they could not have been added as children)
-    if (newChild->document() != document()) {
-        // but if the child is not in a document yet then loosen the
-        // restriction, so that e.g. creating an element with the Option()
-        // constructor and then adding it to a different document works,
-        // as it does in Mozilla and Mac IE.
-        if (!newChild->inDocument()) {
-            shouldAdoptChild = true;
-        } else {
-            ec = WRONG_DOCUMENT_ERR;
-            return;
-        }
-    }
-
-    // HIERARCHY_REQUEST_ERR: Raised if this node is of a type that does not allow children of the type of the
-    // newChild node, or if the node to append is one of this node's ancestors.
-
-    // check for ancestor/same node
-    if (newChild == this || isDescendantOf(newChild)) {
-        ec = HIERARCHY_REQUEST_ERR;
-        return;
-    }
-    
-    if (newChild->nodeType() != DOCUMENT_FRAGMENT_NODE) {
-        if (!childTypeAllowed(newChild->nodeType())) {
-            ec = HIERARCHY_REQUEST_ERR;
-            return;
-        }
-    }
-    else {
-        for (Node *n = newChild->firstChild(); n; n = n->nextSibling()) {
-            if (!childTypeAllowed(n->nodeType())) {
-                ec = HIERARCHY_REQUEST_ERR;
-                return;
-            }
-        }
-    }
-    
-    // change the document pointer of newChild and all of its children to be the new document
-    if (shouldAdoptChild)
-        for (Node* node = newChild; node; node = node->traverseNextNode(newChild))
-            node->setDocument(document());
-}
-
-bool Node::isDescendantOf(const Node *other) const
-{
-    // Return true if other is an ancestor of this, otherwise false
-    if (!other)
-        return false;
-    for (const Node *n = parentNode(); n; n = n->parentNode()) {
-        if (n == other)
-            return true;
-    }
-    return false;
-}
-
-bool Node::childAllowed(Node* newChild)
-{
-    return childTypeAllowed(newChild->nodeType());
-}
-
-void Node::attach()
-{
-    ASSERT(!attached());
-    ASSERT(!renderer() || (renderer()->style() && renderer()->parent()));
-
-    // If this node got a renderer it may be the previousRenderer() of sibling text nodes and thus affect the
-    // result of Text::rendererIsNeeded() for those nodes.
-    if (renderer()) {
-        for (Node* next = nextSibling(); next; next = next->nextSibling()) {
-            if (next->renderer())
-                break;
-            if (!next->attached())
-                break;  // Assume this means none of the following siblings are attached.
-            if (next->isTextNode())
-                next->createRendererIfNeeded();
-        }
-    }
-
-    m_attached = true;
-}
-
-void Node::willRemove()
-{
-}
-
-void Node::detach()
-{
-    m_inDetach = true;
-
-    if (renderer())
-        renderer()->destroy();
-    setRenderer(0);
-
-    Document* doc = document();
-    if (m_hovered)
-        doc->hoveredNodeDetached(this);
-    if (m_inActiveChain)
-        doc->activeChainNodeDetached(this);
-
-    m_active = false;
-    m_hovered = false;
-    m_inActiveChain = false;
-    m_attached = false;
-    m_inDetach = false;
-}
-
-void Node::insertedIntoDocument()
-{
-    setInDocument(true);
-    insertedIntoTree(false);
-}
-
-void Node::removedFromDocument()
-{
-    if (m_document && m_document->getCSSTarget() == this)
-        m_document->setCSSTarget(0);
-
-    setInDocument(false);
-    removedFromTree(false);
-}
-
-Node *Node::previousEditable() const
-{
-    Node *node = previousLeafNode();
-    while (node) {
-        if (node->isContentEditable())
-            return node;
-        node = node->previousLeafNode();
-    }
-    return 0;
-}
-
-Node *Node::nextEditable() const
-{
-    Node *node = nextLeafNode();
-    while (node) {
-        if (node->isContentEditable())
-            return node;
-        node = node->nextLeafNode();
-    }
-    return 0;
-}
-
-RenderObject * Node::previousRenderer()
-{
-    for (Node *n = previousSibling(); n; n = n->previousSibling()) {
-        if (n->renderer())
-            return n->renderer();
-    }
-    return 0;
-}
-
-RenderObject * Node::nextRenderer()
-{
-    // Avoid an O(n^2) problem with this function by not checking for nextRenderer() when the parent element hasn't even 
-    // been attached yet.
-    if (parent() && !parent()->attached())
-        return 0;
-
-    for (Node *n = nextSibling(); n; n = n->nextSibling()) {
-        if (n->renderer())
-            return n->renderer();
-    }
-    return 0;
-}
-
-// FIXME: This code is used by editing.  Seems like it could move over there and not pollute Node.
-Node *Node::previousNodeConsideringAtomicNodes() const
-{
-    if (previousSibling()) {
-        Node *n = previousSibling();
-        while (!isAtomicNode(n) && n->lastChild())
-            n = n->lastChild();
-        return n;
-    }
-    else if (parentNode()) {
-        return parentNode();
-    }
-    else {
-        return 0;
-    }
-}
-
-Node *Node::nextNodeConsideringAtomicNodes() const
-{
-    if (!isAtomicNode(this) && firstChild())
-        return firstChild();
-    if (nextSibling())
-        return nextSibling();
-    const Node *n = this;
-    while (n && !n->nextSibling())
-        n = n->parentNode();
-    if (n)
-        return n->nextSibling();
-    return 0;
-}
-
-Node *Node::previousLeafNode() const
-{
-    Node *node = previousNodeConsideringAtomicNodes();
-    while (node) {
-        if (isAtomicNode(node))
-            return node;
-        node = node->previousNodeConsideringAtomicNodes();
-    }
-    return 0;
-}
-
-Node *Node::nextLeafNode() const
-{
-    Node *node = nextNodeConsideringAtomicNodes();
-    while (node) {
-        if (isAtomicNode(node))
-            return node;
-        node = node->nextNodeConsideringAtomicNodes();
-    }
-    return 0;
-}
-
-void Node::createRendererIfNeeded()
-{
-    if (!document()->shouldCreateRenderers())
-        return;
-
-    ASSERT(!renderer());
-    
-    Node *parent = parentNode();    
-    ASSERT(parent);
-    
-    RenderObject *parentRenderer = parent->renderer();
-    if (parentRenderer && parentRenderer->canHaveChildren()
-#if ENABLE(SVG)
-        && parent->childShouldCreateRenderer(this)
-#endif
-        ) {
-        RenderStyle* style = styleForRenderer(parentRenderer);
-        if (rendererIsNeeded(style)) {
-            if (RenderObject* r = createRenderer(document()->renderArena(), style)) {
-                if (!parentRenderer->isChildAllowed(r, style))
-                    r->destroy();
-                else {
-                    setRenderer(r);
-                    renderer()->setAnimatableStyle(style);
-                    parentRenderer->addChild(renderer(), nextRenderer());
-                }
-            }
-        }
-        style->deref(document()->renderArena());
-    }
-}
-
-RenderStyle *Node::styleForRenderer(RenderObject *parent)
-{
-    RenderStyle *style = parent->style();
-    style->ref();
-    return style;
-}
-
-bool Node::rendererIsNeeded(RenderStyle *style)
-{
-    return (document()->documentElement() == this) || (style->display() != NONE);
-}
-
-RenderObject *Node::createRenderer(RenderArena *arena, RenderStyle *style)
-{
-    ASSERT(false);
-    return 0;
-}
-
-RenderStyle* Node::renderStyle() const
-{ 
-    return m_renderer ? m_renderer->style() : 0; 
-}
-
-void Node::setRenderStyle(RenderStyle* s)
-{
-    if (m_renderer)
-        m_renderer->setAnimatableStyle(s); 
-}
-
-RenderStyle* Node::computedStyle()
-{
-    return parent() ? parent()->computedStyle() : 0;
-}
-
-int Node::maxCharacterOffset() const
-{
-    ASSERT_NOT_REACHED();
-    return 0;
-}
-
-// FIXME: Shouldn't these functions be in the editing code?  Code that asks questions about HTML in the core DOM class
-// is obviously misplaced.
-bool Node::canStartSelection() const
-{
-    if (isContentEditable())
-        return true;
-    return parent() ? parent()->canStartSelection() : true;
-}
-
-Node* Node::shadowAncestorNode()
-{
-#if ENABLE(SVG)
-    // SVG elements living in a shadow tree only occour when <use> created them.
-    // For these cases we do NOT want to return the shadowParentNode() here
-    // but the actual shadow tree element - as main difference to the HTML forms
-    // shadow tree concept. (This function _could_ be made virtual - opinions?)
-    if (isSVGElement())
-        return this;
-#endif
-
-    Node* root = shadowTreeRootNode();
-    if (root)
-        return root->shadowParentNode();
-    return this;
-}
-
-Node* Node::shadowTreeRootNode()
-{
-    Node* root = this;
-    while (root) {
-        if (root->isShadowNode())
-            return root;
-        root = root->parentNode();
-    }
-    return 0;
-}
-
-bool Node::isInShadowTree()
-{
-    for (Node* n = this; n; n = n->parentNode())
-        if (n->isShadowNode())
-            return true;
-    return false;
-}
-
-bool Node::isBlockFlow() const
-{
-    return renderer() && renderer()->isBlockFlow();
-}
-
-bool Node::isBlockFlowOrBlockTable() const
-{
-    return renderer() && (renderer()->isBlockFlow() || renderer()->isTable() && !renderer()->isInline());
-}
-
-bool Node::isEditableBlock() const
-{
-    return isContentEditable() && isBlockFlow();
-}
-
-Element *Node::enclosingBlockFlowElement() const
-{
-    Node *n = const_cast<Node *>(this);
-    if (isBlockFlow())
-        return static_cast<Element *>(n);
-
-    while (1) {
-        n = n->parentNode();
-        if (!n)
-            break;
-        if (n->isBlockFlow() || n->hasTagName(bodyTag))
-            return static_cast<Element *>(n);
-    }
-    return 0;
-}
-
-Element *Node::enclosingInlineElement() const
-{
-    Node *n = const_cast<Node *>(this);
-    Node *p;
-
-    while (1) {
-        p = n->parentNode();
-        if (!p || p->isBlockFlow() || p->hasTagName(bodyTag))
-            return static_cast<Element *>(n);
-        // Also stop if any previous sibling is a block
-        for (Node *sibling = n->previousSibling(); sibling; sibling = sibling->previousSibling()) {
-            if (sibling->isBlockFlow())
-                return static_cast<Element *>(n);
-        }
-        n = p;
-    }
-    ASSERT_NOT_REACHED();
-    return 0;
-}
-
-Element* Node::rootEditableElement() const
-{
-    Element* result = 0;
-    for (Node* n = const_cast<Node*>(this); n && n->isContentEditable(); n = n->parentNode()) {
-        if (n->isElementNode())
-            result = static_cast<Element*>(n);
-        if (n->hasTagName(bodyTag))
-            break;
-    }
-    return result;
-}
-
-bool Node::inSameContainingBlockFlowElement(Node *n)
-{
-    return n ? enclosingBlockFlowElement() == n->enclosingBlockFlowElement() : false;
-}
-
-// FIXME: End of obviously misplaced HTML editing functions.  Try to move these out of Node.
-
-PassRefPtr<NodeList> Node::getElementsByTagName(const String& name)
-{
-    return getElementsByTagNameNS("*", name);
-}
- 
-PassRefPtr<NodeList> Node::getElementsByTagNameNS(const String& namespaceURI, const String& localName)
-{
-    if (localName.isNull())
-        return 0;
-
-    String name = localName;
-    if (document()->isHTMLDocument())
-        name = localName.lower();
-    return TagNodeList::create(this, namespaceURI.isEmpty() ? nullAtom : AtomicString(namespaceURI), name);
-}
-
-PassRefPtr<NodeList> Node::getElementsByName(const String& elementName)
-{
-    if (!m_nodeLists) {
-        m_nodeLists.set(new NodeListsNodeData);
-        document()->addNodeListCache();
-    }
-
-    pair<NodeListsNodeData::CacheMap::iterator, bool> result = m_nodeLists->m_nameNodeListCaches.add(elementName, 0);
-    if (result.second)
-        result.first->second = new DynamicNodeList::Caches;
-    
-    return NameNodeList::create(this, elementName, result.first->second);
-}
-
-PassRefPtr<NodeList> Node::getElementsByClassName(const String& classNames)
-{
-    if (!m_nodeLists) {
-        m_nodeLists.set(new NodeListsNodeData);
-        document()->addNodeListCache();
-    }
-
-    pair<NodeListsNodeData::CacheMap::iterator, bool> result = m_nodeLists->m_classNodeListCaches.add(classNames, 0);
-    if (result.second)
-        result.first->second = new DynamicNodeList::Caches;
-    
-    return ClassNodeList::create(this, classNames, result.first->second);
-}
-
-template <typename Functor>
-static bool forEachTagSelector(Functor& functor, CSSSelector* selector)
-{
-    ASSERT(selector);
-
-    do {
-        if (functor(selector))
-            return true;
-        if (CSSSelector* simpleSelector = selector->m_simpleSelector) {
-            if (forEachTagSelector(functor, simpleSelector))
-                return true;
-        }
-    } while ((selector = selector->m_tagHistory));
-
-    return false;
-}
-
-template <typename Functor>
-static bool forEachSelector(Functor& functor, CSSSelector* selector)
-{
-    for (; selector; selector = selector->next()) {
-        if (forEachTagSelector(functor, selector))
-            return true;
-    }
-
-    return false;
-}
-
-class SelectorNeedsNamespaceResolutionFunctor {
-public:
-    bool operator()(CSSSelector* selector)
-    {
-        if (selector->hasTag() && selector->m_tag.prefix() != nullAtom && selector->m_tag.prefix() != starAtom)
-            return true;
-        if (selector->hasAttribute() && selector->m_attr.prefix() != nullAtom && selector->m_attr.prefix() != starAtom)
-            return true;
-        return false;
-    }
-};
-
-class ResolveNamespaceFunctor {
-public:
-    ResolveNamespaceFunctor(NSResolver* resolver, ExceptionCode& ec, ExceptionContext* exec)
-        : m_resolver(resolver)
-        , m_exceptionCode(ec)
-        , m_exec(exec)
-    {
-    }
-
-    bool operator()(CSSSelector* selector)
-    {
-        if (selector->hasTag() && selector->m_tag.prefix() != nullAtom && selector->m_tag.prefix() != starAtom) {
-            String resolvedNamespaceURI = m_resolver->lookupNamespaceURI(m_exec, selector->m_tag.prefix());
-            if (m_exec && m_exec->hadException())
-                return true;
-            if (resolvedNamespaceURI.isEmpty()) {
-                m_exceptionCode = NAMESPACE_ERR;
-                return true;
-            }
-            QualifiedName newQualifiedName(selector->m_tag.prefix(), selector->m_tag.localName(), resolvedNamespaceURI);
-            selector->m_tag = newQualifiedName;
-        }
-        if (selector->hasAttribute() && selector->m_attr.prefix() != nullAtom && selector->m_attr.prefix() != starAtom) {
-            String resolvedNamespaceURI = m_resolver->lookupNamespaceURI(m_exec, selector->m_attr.prefix());
-            if (m_exec && m_exec->hadException())
-                return true;
-            if (resolvedNamespaceURI.isEmpty()) {
-                m_exceptionCode = NAMESPACE_ERR;
-                return true;
-            }
-            QualifiedName newQualifiedName(selector->m_attr.prefix(), selector->m_attr.localName(), resolvedNamespaceURI);
-            selector->m_attr = newQualifiedName;
-        }
-
-        return false;
-    }
-
-private:
-    NSResolver* m_resolver;
-    ExceptionCode& m_exceptionCode;
-    ExceptionContext* m_exec;
-};
-
-static bool selectorNeedsNamespaceResolution(CSSSelector* currentSelector)
-{
-    SelectorNeedsNamespaceResolutionFunctor functor;
-    return forEachSelector(functor, currentSelector);
-}
-
-static bool resolveNamespacesForSelector(CSSSelector* currentSelector, NSResolver* resolver, ExceptionCode& ec, ExceptionContext* exec)
-{
-    ResolveNamespaceFunctor functor(resolver, ec, exec);
-    return forEachSelector(functor, currentSelector);
-}
-
-PassRefPtr<Element> Node::querySelector(const String& selectors, ExceptionCode& ec)
-{
-    return querySelector(selectors, 0, ec, ExceptionContext::createFromNode(this));
-}
-
-PassRefPtr<NodeList> Node::querySelectorAll(const String& selectors, ExceptionCode& ec)
-{
-    return querySelectorAll(selectors, 0, ec, ExceptionContext::createFromNode(this));
-}
-
-PassRefPtr<Element> Node::querySelector(const String& selectors, NSResolver* resolver, ExceptionCode& ec, ExceptionContext* exec)
-{
-    if (selectors.isEmpty()) {
-        ec = SYNTAX_ERR;
-        return 0;
-    }
-    bool strictParsing = !document()->inCompatMode();
-    CSSParser p(strictParsing);
-    if (resolver) {
-        String defaultNamespace = resolver->lookupNamespaceURI(exec, String());
-        if (exec && exec->hadException())
-            return 0;
-        if (!defaultNamespace.isEmpty())
-            p.m_defaultNamespace = defaultNamespace;
-    }
-
-    std::auto_ptr<CSSSelector> querySelector = p.parseSelector(selectors);
-    if (!querySelector.get()) {
-        ec = SYNTAX_ERR;
-        return 0;
-    }
-
-    if (resolver) {
-        if (resolveNamespacesForSelector(querySelector.get(), resolver, ec, exec))
-            return 0;
-    } else {
-        // No NSResolver was passed, so throw a NAMESPACE_ERR if the selector includes any 
-        // namespace prefixes.
-        if (selectorNeedsNamespaceResolution(querySelector.get())) {
-            ec = NAMESPACE_ERR;
-            return 0;
-        }
-    }
-
-    // FIXME: we could also optimize for the the [id="foo"] case
-    if (strictParsing && inDocument() && !querySelector->next() && querySelector->m_match == CSSSelector::Id
-            && !querySelector->hasTag() && !querySelector->m_tagHistory && !querySelector->m_simpleSelector) {
-        ASSERT(querySelector->m_attr == idAttr);
-        Element* element = document()->getElementById(querySelector->m_value);
-        if (element && (isDocumentNode() || element->isDescendantOf(this)))
-            return element;
-        return 0;
-    }
-
-    CSSStyleSelector::SelectorChecker selectorChecker(document(), strictParsing);
-
-    // FIXME: We can speed this up by implementing caching similar to the one use by getElementById
-    for (Node* n = firstChild(); n; n = n->traverseNextNode(this)) {
-        if (n->isElementNode()) {
-            Element* element = static_cast<Element*>(n);
-            for (CSSSelector* selector = querySelector.get(); selector; selector = selector->next()) {
-                if (selectorChecker.checkSelector(selector, element))
-                    return element;
-            }
-        }
-    }
-    
-    return 0;
-}
-
-PassRefPtr<NodeList> Node::querySelectorAll(const String& selectors, NSResolver* resolver, ExceptionCode& ec, ExceptionContext* exec)
-{
-    if (selectors.isEmpty()) {
-        ec = SYNTAX_ERR;
-        return 0;
-    }
-    bool strictParsing = !document()->inCompatMode();
-    CSSParser p(strictParsing);
-    if (resolver) {
-        String defaultNamespace = resolver->lookupNamespaceURI(exec, String());
-        if (exec && exec->hadException())
-            return false;
-        if (!defaultNamespace.isEmpty())
-            p.m_defaultNamespace = defaultNamespace;
-    }
-
-    std::auto_ptr<CSSSelector> querySelector = p.parseSelector(selectors);
-
-    if (!querySelector.get()) {
-        ec = SYNTAX_ERR;
-        return 0;
-    }
-
-    if (resolver) {
-        if (resolveNamespacesForSelector(querySelector.get(), resolver, ec, exec))
-            return 0;
-    } else {
-        // No NSResolver was passed, so throw a NAMESPACE_ERR if the selector includes any 
-        // namespace prefixes.
-        if (selectorNeedsNamespaceResolution(querySelector.get())) {
-            ec = NAMESPACE_ERR;
-            return 0;
-        }
-    }
-
-    return createSelectorNodeList(this, querySelector.get());
-}
-
-Document *Node::ownerDocument() const
-{
-    Document *doc = document();
-    return doc == this ? 0 : doc;
-}
-
-bool Node::hasAttributes() const
-{
-    return false;
-}
-
-NamedAttrMap* Node::attributes() const
-{
-    return 0;
-}
-
-KURL Node::baseURI() const
-{
-    return parentNode() ? parentNode()->baseURI() : KURL();
-}
-
-bool Node::isEqualNode(Node *other) const
-{
-    if (!other)
-        return false;
-    
-    if (nodeType() != other->nodeType())
-        return false;
-    
-    if (nodeName() != other->nodeName())
-        return false;
-    
-    if (localName() != other->localName())
-        return false;
-    
-    if (namespaceURI() != other->namespaceURI())
-        return false;
-    
-    if (prefix() != other->prefix())
-        return false;
-    
-    if (nodeValue() != other->nodeValue())
-        return false;
-    
-    NamedAttrMap *attrs = attributes();
-    NamedAttrMap *otherAttrs = other->attributes();
-    
-    if (!attrs && otherAttrs)
-        return false;
-    
-    if (attrs && !attrs->mapsEquivalent(otherAttrs))
-        return false;
-    
-    Node *child = firstChild();
-    Node *otherChild = other->firstChild();
-    
-    while (child) {
-        if (!child->isEqualNode(otherChild))
-            return false;
-        
-        child = child->nextSibling();
-        otherChild = otherChild->nextSibling();
-    }
-    
-    if (otherChild)
-        return false;
-    
-    // FIXME: For DocumentType nodes we should check equality on
-    // the entities and notations NamedNodeMaps as well.
-    
-    return true;
-}
-
-bool Node::isDefaultNamespace(const String &namespaceURI) const
-{
-    // Implemented according to
-    // http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/namespaces-algorithms.html#isDefaultNamespaceAlgo
-    
-    switch (nodeType()) {
-        case ELEMENT_NODE: {
-            const Element *elem = static_cast<const Element *>(this);
-            
-            if (elem->prefix().isNull())
-                return elem->namespaceURI() == namespaceURI;
-
-            if (elem->hasAttributes()) {
-                NamedAttrMap *attrs = elem->attributes();
-                
-                for (unsigned i = 0; i < attrs->length(); i++) {
-                    Attribute *attr = attrs->attributeItem(i);
-                    
-                    if (attr->localName() == "xmlns")
-                        return attr->value() == namespaceURI;
-                }
-            }
-
-            if (Element* ancestor = ancestorElement())
-                return ancestor->isDefaultNamespace(namespaceURI);
-
-            return false;
-        }
-        case DOCUMENT_NODE:
-            if (Element* de = static_cast<const Document*>(this)->documentElement())
-                return de->isDefaultNamespace(namespaceURI);
-            return false;
-        case ENTITY_NODE:
-        case NOTATION_NODE:
-        case DOCUMENT_TYPE_NODE:
-        case DOCUMENT_FRAGMENT_NODE:
-            return false;
-        case ATTRIBUTE_NODE: {
-            const Attr *attr = static_cast<const Attr *>(this);
-            if (attr->ownerElement())
-                return attr->ownerElement()->isDefaultNamespace(namespaceURI);
-            return false;
-        }
-        default:
-            if (Element* ancestor = ancestorElement())
-                return ancestor->isDefaultNamespace(namespaceURI);
-            return false;
-    }
-}
-
-String Node::lookupPrefix(const String &namespaceURI) const
-{
-    // Implemented according to
-    // http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/namespaces-algorithms.html#lookupNamespacePrefixAlgo
-    
-    if (namespaceURI.isEmpty())
-        return String();
-    
-    switch (nodeType()) {
-        case ELEMENT_NODE:
-            return lookupNamespacePrefix(namespaceURI, static_cast<const Element *>(this));
-        case DOCUMENT_NODE:
-            if (Element* de = static_cast<const Document*>(this)->documentElement())
-                return de->lookupPrefix(namespaceURI);
-            return String();
-        case ENTITY_NODE:
-        case NOTATION_NODE:
-        case DOCUMENT_FRAGMENT_NODE:
-        case DOCUMENT_TYPE_NODE:
-            return String();
-        case ATTRIBUTE_NODE: {
-            const Attr *attr = static_cast<const Attr *>(this);
-            if (attr->ownerElement())
-                return attr->ownerElement()->lookupPrefix(namespaceURI);
-            return String();
-        }
-        default:
-            if (Element* ancestor = ancestorElement())
-                return ancestor->lookupPrefix(namespaceURI);
-            return String();
-    }
-}
-
-String Node::lookupNamespaceURI(const String &prefix) const
-{
-    // Implemented according to
-    // http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/namespaces-algorithms.html#lookupNamespaceURIAlgo
-    
-    if (!prefix.isNull() && prefix.isEmpty())
-        return String();
-    
-    switch (nodeType()) {
-        case ELEMENT_NODE: {
-            const Element *elem = static_cast<const Element *>(this);
-            
-            if (!elem->namespaceURI().isNull() && elem->prefix() == prefix)
-                return elem->namespaceURI();
-            
-            if (elem->hasAttributes()) {
-                NamedAttrMap *attrs = elem->attributes();
-                
-                for (unsigned i = 0; i < attrs->length(); i++) {
-                    Attribute *attr = attrs->attributeItem(i);
-                    
-                    if (attr->prefix() == "xmlns" && attr->localName() == prefix) {
-                        if (!attr->value().isEmpty())
-                            return attr->value();
-                        
-                        return String();
-                    } else if (attr->localName() == "xmlns" && prefix.isNull()) {
-                        if (!attr->value().isEmpty())
-                            return attr->value();
-                        
-                        return String();
-                    }
-                }
-            }
-            if (Element* ancestor = ancestorElement())
-                return ancestor->lookupNamespaceURI(prefix);
-            return String();
-        }
-        case DOCUMENT_NODE:
-            if (Element* de = static_cast<const Document*>(this)->documentElement())
-                return de->lookupNamespaceURI(prefix);
-            return String();
-        case ENTITY_NODE:
-        case NOTATION_NODE:
-        case DOCUMENT_TYPE_NODE:
-        case DOCUMENT_FRAGMENT_NODE:
-            return String();
-        case ATTRIBUTE_NODE: {
-            const Attr *attr = static_cast<const Attr *>(this);
-            
-            if (attr->ownerElement())
-                return attr->ownerElement()->lookupNamespaceURI(prefix);
-            else
-                return String();
-        }
-        default:
-            if (Element* ancestor = ancestorElement())
-                return ancestor->lookupNamespaceURI(prefix);
-            return String();
-    }
-}
-
-String Node::lookupNamespacePrefix(const String &_namespaceURI, const Element *originalElement) const
-{
-    if (_namespaceURI.isNull())
-        return String();
-            
-    if (originalElement->lookupNamespaceURI(prefix()) == _namespaceURI)
-        return prefix();
-    
-    if (hasAttributes()) {
-        NamedAttrMap *attrs = attributes();
-        
-        for (unsigned i = 0; i < attrs->length(); i++) {
-            Attribute *attr = attrs->attributeItem(i);
-            
-            if (attr->prefix() == "xmlns" &&
-                attr->value() == _namespaceURI &&
-                originalElement->lookupNamespaceURI(attr->localName()) == _namespaceURI)
-                return attr->localName();
-        }
-    }
-    
-    if (Element* ancestor = ancestorElement())
-        return ancestor->lookupNamespacePrefix(_namespaceURI, originalElement);
-    return String();
-}
-
-void Node::appendTextContent(bool convertBRsToNewlines, StringBuilder& content) const
-{
-    switch (nodeType()) {
-        case TEXT_NODE:
-        case CDATA_SECTION_NODE:
-        case COMMENT_NODE:
-            content.append(static_cast<const CharacterData*>(this)->CharacterData::nodeValue());
-            break;
-
-        case PROCESSING_INSTRUCTION_NODE:
-            content.append(static_cast<const ProcessingInstruction*>(this)->ProcessingInstruction::nodeValue());
-            break;
-        
-        case ELEMENT_NODE:
-            if (hasTagName(brTag) && convertBRsToNewlines) {
-                content.append('\n');
-                break;
-        }
-        // Fall through.
-        case ATTRIBUTE_NODE:
-        case ENTITY_NODE:
-        case ENTITY_REFERENCE_NODE:
-        case DOCUMENT_FRAGMENT_NODE:
-            content.setNonNull();
-
-            for (Node *child = firstChild(); child; child = child->nextSibling()) {
-                if (child->nodeType() == COMMENT_NODE || child->nodeType() == PROCESSING_INSTRUCTION_NODE)
-                    continue;
-            
-                child->appendTextContent(convertBRsToNewlines, content);
-            }
-            break;
-
-        case DOCUMENT_NODE:
-        case DOCUMENT_TYPE_NODE:
-        case NOTATION_NODE:
-        case XPATH_NAMESPACE_NODE:
-            break;
-    }
-}
-
-String Node::textContent(bool convertBRsToNewlines) const
-{
-    StringBuilder content;
-    appendTextContent(convertBRsToNewlines, content);
-    return content.toString();
-}
-
-void Node::setTextContent(const String &text, ExceptionCode& ec)
-{           
-    switch (nodeType()) {
-        case TEXT_NODE:
-        case CDATA_SECTION_NODE:
-        case COMMENT_NODE:
-        case PROCESSING_INSTRUCTION_NODE:
-            setNodeValue(text, ec);
-            break;
-        case ELEMENT_NODE:
-        case ATTRIBUTE_NODE:
-        case ENTITY_NODE:
-        case ENTITY_REFERENCE_NODE:
-        case DOCUMENT_FRAGMENT_NODE: {
-            ContainerNode *container = static_cast<ContainerNode *>(this);
-            
-            container->removeChildren();
-            
-            if (!text.isEmpty())
-                appendChild(document()->createTextNode(text), ec);
-            break;
-        }
-        case DOCUMENT_NODE:
-        case DOCUMENT_TYPE_NODE:
-        case NOTATION_NODE:
-        default:
-            // Do nothing
-            break;
-    }
-}
-
-Element* Node::ancestorElement() const
-{
-    // In theory, there can be EntityReference nodes between elements, but this is currently not supported.
-    for (Node* n = parentNode(); n; n = n->parentNode()) {
-        if (n->isElementNode())
-            return static_cast<Element*>(n);
-    }
-    return 0;
-}
-
-bool Node::offsetInCharacters() const
-{
-    return false;
-}
-
-unsigned short Node::compareDocumentPosition(Node* otherNode)
-{
-    // It is not clear what should be done if |otherNode| is 0.
-    if (!otherNode)
-        return DOCUMENT_POSITION_DISCONNECTED;
-
-    if (otherNode == this)
-        return DOCUMENT_POSITION_EQUIVALENT;
-    
-    Attr* attr1 = nodeType() == ATTRIBUTE_NODE ? static_cast<Attr*>(this) : 0;
-    Attr* attr2 = otherNode->nodeType() == ATTRIBUTE_NODE ? static_cast<Attr*>(otherNode) : 0;
-    
-    Node* start1 = attr1 ? attr1->ownerElement() : this;
-    Node* start2 = attr2 ? attr2->ownerElement() : otherNode;
-    
-    // If either of start1 or start2 is null, then we are disconnected, since one of the nodes is
-    // an orphaned attribute node.
-    if (!start1 || !start2)
-        return DOCUMENT_POSITION_DISCONNECTED | DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC;
-
-    Vector<Node*, 16> chain1;
-    Vector<Node*, 16> chain2;
-    if (attr1)
-        chain1.append(attr1);
-    if (attr2)
-        chain2.append(attr2);
-    
-    if (attr1 && attr2 && start1 == start2 && start1) {
-        // We are comparing two attributes on the same node.  Crawl our attribute map
-        // and see which one we hit first.
-        NamedAttrMap* map = attr1->ownerElement()->attributes(true);
-        unsigned length = map->length();
-        for (unsigned i = 0; i < length; ++i) {
-            // If neither of the two determining nodes is a child node and nodeType is the same for both determining nodes, then an 
-            // implementation-dependent order between the determining nodes is returned. This order is stable as long as no nodes of
-            // the same nodeType are inserted into or removed from the direct container. This would be the case, for example, 
-            // when comparing two attributes of the same element, and inserting or removing additional attributes might change 
-            // the order between existing attributes.
-            Attribute* attr = map->attributeItem(i);
-            if (attr1->attr() == attr)
-                return DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC | DOCUMENT_POSITION_FOLLOWING;
-            if (attr2->attr() == attr)
-                return DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC | DOCUMENT_POSITION_PRECEDING;
-        }
-        
-        ASSERT_NOT_REACHED();
-        return DOCUMENT_POSITION_DISCONNECTED;
-    }
-
-    // If one node is in the document and the other is not, we must be disconnected.
-    // If the nodes have different owning documents, they must be disconnected.  Note that we avoid
-    // comparing Attr nodes here, since they return false from inDocument() all the time (which seems like a bug).
-    if (start1->inDocument() != start2->inDocument() ||
-        start1->document() != start2->document())
-        return DOCUMENT_POSITION_DISCONNECTED | DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC;
-
-    // We need to find a common ancestor container, and then compare the indices of the two immediate children.
-    Node* current;
-    for (current = start1; current; current = current->parentNode())
-        chain1.append(current);
-    for (current = start2; current; current = current->parentNode())
-        chain2.append(current);
-   
-    // Walk the two chains backwards and look for the first difference.
-    unsigned index1 = chain1.size();
-    unsigned index2 = chain2.size();
-    for (unsigned i = std::min(index1, index2); i; --i) {
-        Node* child1 = chain1[--index1];
-        Node* child2 = chain2[--index2];
-        if (child1 != child2) {
-            // If one of the children is an attribute, it wins.
-            if (child1->nodeType() == ATTRIBUTE_NODE)
-                return DOCUMENT_POSITION_FOLLOWING;
-            if (child2->nodeType() == ATTRIBUTE_NODE)
-                return DOCUMENT_POSITION_PRECEDING;
-            
-            if (!child2->nextSibling())
-                return DOCUMENT_POSITION_FOLLOWING;
-            if (!child1->nextSibling())
-                return DOCUMENT_POSITION_PRECEDING;
-
-            // Otherwise we need to see which node occurs first.  Crawl backwards from child2 looking for child1.
-            for (Node* child = child2->previousSibling(); child; child = child->previousSibling()) {
-                if (child == child1)
-                    return DOCUMENT_POSITION_FOLLOWING;
-            }
-            return DOCUMENT_POSITION_PRECEDING;
-        }
-    }
-    
-    // There was no difference between the two parent chains, i.e., one was a subset of the other.  The shorter
-    // chain is the ancestor.
-    return index1 < index2 ? 
-               DOCUMENT_POSITION_FOLLOWING | DOCUMENT_POSITION_CONTAINED_BY :
-               DOCUMENT_POSITION_PRECEDING | DOCUMENT_POSITION_CONTAINS;
-}
-
-#ifndef NDEBUG
-
-static void appendAttributeDesc(const Node* node, String& string, const QualifiedName& name, const char* attrDesc)
-{
-    if (node->isElementNode()) {
-        String attr = static_cast<const Element*>(node)->getAttribute(name);
-        if (!attr.isEmpty()) {
-            string += attrDesc;
-            string += attr;
-        }
-    }
-}
-
-void Node::showNode(const char* prefix) const
-{
-    if (!prefix)
-        prefix = "";
-    if (isTextNode()) {
-        String value = nodeValue();
-        value.replace('\\', "\\\\");
-        value.replace('\n', "\\n");
-        fprintf(stderr, "%s%s\t%p \"%s\"\n", prefix, nodeName().utf8().data(), this, value.utf8().data());
-    } else {
-        String attrs = "";
-        appendAttributeDesc(this, attrs, classAttr, " CLASS=");
-        appendAttributeDesc(this, attrs, styleAttr, " STYLE=");
-        fprintf(stderr, "%s%s\t%p%s\n", prefix, nodeName().utf8().data(), this, attrs.utf8().data());
-    }
-}
-
-void Node::showTreeForThis() const
-{
-    showTreeAndMark(this, "*");
-}
-
-void Node::showTreeAndMark(const Node* markedNode1, const char* markedLabel1, const Node* markedNode2, const char * markedLabel2) const
-{
-    const Node* rootNode;
-    const Node* node = this;
-    while (node->parentNode() && !node->hasTagName(bodyTag))
-        node = node->parentNode();
-    rootNode = node;
-        
-    for (node = rootNode; node; node = node->traverseNextNode()) {
-        if (node == markedNode1)
-            fprintf(stderr, "%s", markedLabel1);
-        if (node == markedNode2)
-            fprintf(stderr, "%s", markedLabel2);
-                        
-        for (const Node* tmpNode = node; tmpNode && tmpNode != rootNode; tmpNode = tmpNode->parentNode())
-            fprintf(stderr, "\t");
-        node->showNode();
-    }
-}
-
-void Node::formatForDebugger(char* buffer, unsigned length) const
-{
-    String result;
-    String s;
-    
-    s = nodeName();
-    if (s.length() == 0)
-        result += "<none>";
-    else
-        result += s;
-          
-    strncpy(buffer, result.utf8().data(), length - 1);
-}
-
-#endif
-
-// --------
-
-void NodeListsNodeData::invalidateCaches()
-{
-    m_childNodeListCaches.reset();
-    invalidateCachesThatDependOnAttributes();
-}
-
-void NodeListsNodeData::invalidateCachesThatDependOnAttributes()
-{
-    CacheMap::iterator classCachesEnd = m_classNodeListCaches.end();
-    for (CacheMap::iterator it = m_classNodeListCaches.begin(); it != classCachesEnd; ++it)
-        it->second->reset();
-
-    CacheMap::iterator nameCachesEnd = m_nameNodeListCaches.end();
-    for (CacheMap::iterator it = m_nameNodeListCaches.begin(); it != nameCachesEnd; ++it)
-        it->second->reset();
-}
-
-bool NodeListsNodeData::isEmpty() const
-{
-    if (!m_listsWithCaches.isEmpty())
-        return false;
-
-    if (m_childNodeListCaches.refCount)
-        return false;
-
-    CacheMap::const_iterator classCachesEnd = m_classNodeListCaches.end();
-    for (CacheMap::const_iterator it = m_classNodeListCaches.begin(); it != classCachesEnd; ++it) {
-        if (it->second->refCount)
-            return false;
-    }
-
-    CacheMap::const_iterator nameCachesEnd = m_nameNodeListCaches.end();
-    for (CacheMap::const_iterator it = m_nameNodeListCaches.begin(); it != nameCachesEnd; ++it) {
-        if (it->second->refCount)
-            return false;
-    }
-
-    return true;
-}
-
-void Node::getSubresourceURLs(Vector<KURL>& urls) const
-{
-    Vector<String> subresourceStrings;
-    getSubresourceAttributeStrings(subresourceStrings);
-    
-    for (unsigned i = 0; i < subresourceStrings.size(); ++i) {
-        String& subresourceString(subresourceStrings[i]);
-        
-        // FIXME: Is parseURL appropriate here?
-        if (subresourceString.length())
-            urls.append(document()->completeURL(parseURL(subresourceString)));
-    }
-}
-
-// --------
-
-} // namespace WebCore
-
-#ifndef NDEBUG
-
-void showTree(const WebCore::Node* node)
-{
-    if (node)
-        node->showTreeForThis();
-}
-
-#endif
diff --git a/webkit/pending/Node.h b/webkit/pending/Node.h
deleted file mode 100644
index 81e4e3c..0000000
--- a/webkit/pending/Node.h
+++ /dev/null
@@ -1,549 +0,0 @@
-/*
- * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
- *           (C) 1999 Antti Koivisto (koivisto@kde.org)
- *           (C) 2001 Dirk Mueller (mueller@kde.org)
- * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- */
-
-#ifndef Node_h
-#define Node_h
-
-#include "DocPtr.h"
-#include "PlatformString.h"
-#include "TreeShared.h"
-#include <wtf/Assertions.h>
-#include <wtf/HashSet.h>
-#include <wtf/OwnPtr.h>
-#include <wtf/PassRefPtr.h>
-
-namespace WebCore {
-
-class AtomicString;
-class ContainerNode;
-class Document;
-class DynamicNodeList;
-class Element;
-class Event;
-class EventListener;
-class IntRect;
-class KURL;
-class KeyboardEvent;
-class NSResolver;
-class NamedAttrMap;
-class NodeList;
-class PlatformKeyboardEvent;
-class PlatformMouseEvent;
-class PlatformWheelEvent;
-class QualifiedName;
-class RegisteredEventListener;
-class RenderArena;
-class RenderObject;
-class RenderStyle;
-class StringBuilder;
-class ExceptionContext;
-
-struct NodeListsNodeData;
-
-typedef int ExceptionCode;
-
-enum StyleChangeType { NoStyleChange, InlineStyleChange, FullStyleChange, AnimationStyleChange };
-
-const unsigned short DOCUMENT_POSITION_EQUIVALENT = 0x00;
-const unsigned short DOCUMENT_POSITION_DISCONNECTED = 0x01;
-const unsigned short DOCUMENT_POSITION_PRECEDING = 0x02;
-const unsigned short DOCUMENT_POSITION_FOLLOWING = 0x04;
-const unsigned short DOCUMENT_POSITION_CONTAINS = 0x08;
-const unsigned short DOCUMENT_POSITION_CONTAINED_BY = 0x10;
-const unsigned short DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC = 0x20;
-
-// this class implements nodes, which can have a parent but no children:
-class Node : public TreeShared<Node> {
-    friend class Document;
-public:
-    enum NodeType {
-        ELEMENT_NODE = 1,
-        ATTRIBUTE_NODE = 2,
-        TEXT_NODE = 3,
-        CDATA_SECTION_NODE = 4,
-        ENTITY_REFERENCE_NODE = 5,
-        ENTITY_NODE = 6,
-        PROCESSING_INSTRUCTION_NODE = 7,
-        COMMENT_NODE = 8,
-        DOCUMENT_NODE = 9,
-        DOCUMENT_TYPE_NODE = 10,
-        DOCUMENT_FRAGMENT_NODE = 11,
-        NOTATION_NODE = 12,
-        XPATH_NAMESPACE_NODE = 13
-    };
-    
-    static bool isSupported(const String& feature, const String& version);
-
-    static void startIgnoringLeaks();
-    static void stopIgnoringLeaks();
-
-    enum StyleChange { NoChange, NoInherit, Inherit, Detach, Force };    
-    static StyleChange diff(RenderStyle*, RenderStyle*);
-
-    Node(Document*, bool isElement = false);
-    virtual ~Node();
-
-    // DOM methods & attributes for Node
-
-    bool hasTagName(const QualifiedName& name) const { return virtualHasTagName(name); }
-    virtual String nodeName() const = 0;
-    virtual String nodeValue() const;
-    virtual void setNodeValue(const String&, ExceptionCode&);
-    virtual NodeType nodeType() const = 0;
-    Node* parentNode() const { return parent(); }
-    Node* parentElement() const { return parent(); } // IE extension
-    Node* previousSibling() const { return m_previous; }
-    Node* nextSibling() const { return m_next; }
-    virtual PassRefPtr<NodeList> childNodes();
-    Node* firstChild() const { return virtualFirstChild(); }
-    Node* lastChild() const { return virtualLastChild(); }
-    virtual bool hasAttributes() const;
-    virtual NamedAttrMap* attributes() const;
-
-    virtual KURL baseURI() const;
-    
-    void getSubresourceURLs(Vector<KURL>&) const;
-
-    // These should all actually return a node, but this is only important for language bindings,
-    // which will already know and hold a ref on the right node to return. Returning bool allows
-    // these methods to be more efficient since they don't need to return a ref
-    virtual bool insertBefore(PassRefPtr<Node> newChild, Node* refChild, ExceptionCode&, bool shouldLazyAttach = false);
-    virtual bool replaceChild(PassRefPtr<Node> newChild, Node* oldChild, ExceptionCode&, bool shouldLazyAttach = false);
-    virtual bool removeChild(Node* child, ExceptionCode&);
-    virtual bool appendChild(PassRefPtr<Node> newChild, ExceptionCode&, bool shouldLazyAttach = false);
-
-    virtual void remove(ExceptionCode&);
-    bool hasChildNodes() const { return firstChild(); }
-    virtual PassRefPtr<Node> cloneNode(bool deep) = 0;
-    virtual const AtomicString& localName() const;
-    virtual const AtomicString& namespaceURI() const;
-    virtual const AtomicString& prefix() const;
-    virtual void setPrefix(const AtomicString&, ExceptionCode&);
-    void normalize();
-
-    bool isSameNode(Node* other) const { return this == other; }
-    bool isEqualNode(Node*) const;
-    bool isDefaultNamespace(const String& namespaceURI) const;
-    String lookupPrefix(const String& namespaceURI) const;
-    String lookupNamespaceURI(const String& prefix) const;
-    String lookupNamespacePrefix(const String& namespaceURI, const Element* originalElement) const;
-    
-    String textContent(bool convertBRsToNewlines = false) const;
-    void setTextContent(const String&, ExceptionCode&);
-    
-    Node* lastDescendant() const;
-    Node* firstDescendant() const;
-    
-    // Other methods (not part of DOM)
-
-    bool isElementNode() const { return m_isElement; }
-    virtual bool isHTMLElement() const { return false; }
-
-#if ENABLE(SVG)
-    virtual
-#endif
-        bool isSVGElement() const { return false; }
-
-    virtual bool isStyledElement() const { return false; }
-    virtual bool isFrameOwnerElement() const { return false; }
-    virtual bool isAttributeNode() const { return false; }
-    virtual bool isTextNode() const { return false; }
-    virtual bool isCommentNode() const { return false; }
-    virtual bool isCharacterDataNode() const { return false; }
-    virtual bool isDocumentNode() const { return false; }
-    virtual bool isEventTargetNode() const { return false; }
-    virtual bool isShadowNode() const { return false; }
-    virtual Node* shadowParentNode() { return 0; }
-    Node* shadowAncestorNode();
-    Node* shadowTreeRootNode();
-    bool isInShadowTree();
-
-    // The node's parent for the purpose of event capture and bubbling.
-    virtual Node* eventParentNode() { return parentNode(); }
-
-    bool isBlockFlow() const;
-    bool isBlockFlowOrBlockTable() const;
-    
-    // Used by <form> elements to indicate a malformed state of some kind, typically
-    // used to keep from applying the bottom margin of the form.
-    virtual bool isMalformed() { return false; }
-    virtual void setMalformed(bool malformed) { }
-    
-    // These low-level calls give the caller responsibility for maintaining the integrity of the tree.
-    void setPreviousSibling(Node* previous) { m_previous = previous; }
-    void setNextSibling(Node* next) { m_next = next; }
-
-    // FIXME: These two functions belong in editing -- "atomic node" is an editing concept.
-    Node* previousNodeConsideringAtomicNodes() const;
-    Node* nextNodeConsideringAtomicNodes() const;
-    
-    /** (Not part of the official DOM)
-     * Returns the next leaf node.
-     *
-     * Using this function delivers leaf nodes as if the whole DOM tree were a linear chain of its leaf nodes.
-     * @return next leaf node or 0 if there are no more.
-     */
-    Node* nextLeafNode() const;
-
-    /** (Not part of the official DOM)
-     * Returns the previous leaf node.
-     *
-     * Using this function delivers leaf nodes as if the whole DOM tree were a linear chain of its leaf nodes.
-     * @return previous leaf node or 0 if there are no more.
-     */
-    Node* previousLeafNode() const;
-
-    bool isEditableBlock() const;
-    
-    // enclosingBlockFlowElement() is deprecated.  Use enclosingBlock instead.
-    Element* enclosingBlockFlowElement() const;
-    
-    Element* enclosingInlineElement() const;
-    Element* rootEditableElement() const;
-    
-    bool inSameContainingBlockFlowElement(Node*);
-    
-    // Used by the parser. Checks against the DTD, unlike DOM operations like appendChild().
-    // Also does not dispatch DOM mutation events.
-    // Returns the appropriate container node for future insertions as you parse, or 0 for failure.
-    virtual ContainerNode* addChild(PassRefPtr<Node>);
-
-    // Called by the parser when this element's close tag is reached,
-    // signalling that all child tags have been parsed and added.
-    // This is needed for <applet> and <object> elements, which can't lay themselves out
-    // until they know all of their nested <param>s. [Radar 3603191, 4040848].
-    // Also used for script elements and some SVG elements for similar purposes,
-    // but making parsing a special case in this respect should be avoided if possible.
-    virtual void finishParsingChildren() { }
-    virtual void beginParsingChildren() { }
-
-    // Called by the frame right before dispatching an unloadEvent. [Radar 4532113]
-    // This is needed for HTMLInputElements to tell the frame that it is done editing 
-    // (sends textFieldDidEndEditing notification)
-    virtual void aboutToUnload() { }
-
-    // For <link> and <style> elements.
-    virtual bool sheetLoaded() { return true; }
-
-    bool hasID() const { return m_hasId; }
-    bool hasClass() const { return m_hasClass; }
-    bool active() const { return m_active; }
-    bool inActiveChain() const { return m_inActiveChain; }
-    bool inDetach() const { return m_inDetach; }
-    bool hovered() const { return m_hovered; }
-    bool focused() const { return m_focused; }
-    bool attached() const { return m_attached; }
-    void setAttached(bool b = true) { m_attached = b; }
-    bool changed() const { return m_styleChange != NoStyleChange; }
-    StyleChangeType styleChangeType() const { return static_cast<StyleChangeType>(m_styleChange); }
-    bool hasChangedChild() const { return m_hasChangedChild; }
-    bool isLink() const { return m_isLink; }
-    void setHasID(bool b = true) { m_hasId = b; }
-    void setHasClass(bool b = true) { m_hasClass = b; }
-    void setHasChangedChild( bool b = true ) { m_hasChangedChild = b; }
-    void setInDocument(bool b = true) { m_inDocument = b; }
-    void setInActiveChain(bool b = true) { m_inActiveChain = b; }
-    void setChanged(StyleChangeType changeType = FullStyleChange);
-    void setIsLink(bool b = true) { m_isLink = b; }
-
-    bool inSubtreeMark() const { return m_inSubtreeMark; }
-    void setInSubtreeMark(bool b = true) { m_inSubtreeMark = b; }
-
-    void lazyAttach();
-    virtual bool canLazyAttach();
-
-    virtual void setFocus(bool b = true) { m_focused = b; }
-    virtual void setActive(bool b = true, bool pause=false) { m_active = b; }
-    virtual void setHovered(bool b = true) { m_hovered = b; }
-
-    virtual short tabIndex() const { return m_tabIndex; }
-
-    /**
-     * Whether this node can receive the keyboard focus.
-     */
-    virtual bool supportsFocus() const { return isFocusable(); }
-    virtual bool isFocusable() const;
-    virtual bool isKeyboardFocusable(KeyboardEvent*) const;
-    virtual bool isMouseFocusable() const;
-
-    virtual bool isControl() const { return false; } // Eventually the notion of what is a control will be extensible.
-    virtual bool isEnabled() const { return true; }
-    virtual bool isChecked() const { return false; }
-    virtual bool isIndeterminate() const { return false; }
-    virtual bool isReadOnlyControl() const { return false; }
-    virtual bool isTextControl() const { return false; }
-
-    virtual bool isContentEditable() const;
-    virtual bool isContentRichlyEditable() const;
-    virtual bool shouldUseInputMethod() const;
-    virtual IntRect getRect() const;
-
-    virtual void recalcStyle(StyleChange = NoChange) { }
-
-    unsigned nodeIndex() const;
-
-    // Returns the DOM ownerDocument attribute. This method never returns NULL, except in the case 
-    // of (1) a Document node or (2) a DocumentType node that is not used with any Document yet. 
-    virtual Document* ownerDocument() const;
-
-    // Returns the document associated with this node. This method never returns NULL, except in the case 
-    // of a DocumentType node that is not used with any Document yet. A Document node returns itself.
-    Document* document() const
-    {
-      ASSERT(this);
-      ASSERT(m_document || nodeType() == DOCUMENT_TYPE_NODE && !inDocument());
-      return m_document.get();
-    }
-    void setDocument(Document*);
-
-    // Returns true if this node is associated with a document and is in its associated document's
-    // node tree, false otherwise.
-    bool inDocument() const 
-    { 
-      ASSERT(m_document || !m_inDocument);
-      return m_inDocument; 
-    }
-    
-    bool isReadOnlyNode() const { return nodeType() == ENTITY_REFERENCE_NODE; }
-    virtual bool childTypeAllowed(NodeType) { return false; }
-    virtual unsigned childNodeCount() const;
-    virtual Node* childNode(unsigned index) const;
-
-    /**
-     * Does a pre-order traversal of the tree to find the node next node after this one. This uses the same order that
-     * the tags appear in the source file.
-     *
-     * @param stayWithin If not null, the traversal will stop once the specified node is reached. This can be used to
-     * restrict traversal to a particular sub-tree.
-     *
-     * @return The next node, in document order
-     *
-     * see @ref traversePreviousNode()
-     */
-    Node* traverseNextNode(const Node* stayWithin = 0) const;
-    
-    // Like traverseNextNode, but skips children and starts with the next sibling.
-    Node* traverseNextSibling(const Node* stayWithin = 0) const;
-
-    /**
-     * Does a reverse pre-order traversal to find the node that comes before the current one in document order
-     *
-     * see @ref traverseNextNode()
-     */
-    Node* traversePreviousNode(const Node * stayWithin = 0) const;
-
-    // Like traverseNextNode, but visits parents after their children.
-    Node* traverseNextNodePostOrder() const;
-
-    // Like traversePreviousNode, but visits parents before their children.
-    Node* traversePreviousNodePostOrder(const Node *stayWithin = 0) const;
-    Node* traversePreviousSiblingPostOrder(const Node *stayWithin = 0) const;
-
-    /**
-     * Finds previous or next editable leaf node.
-     */
-    Node* previousEditable() const;
-    Node* nextEditable() const;
-
-    RenderObject* renderer() const { return m_renderer; }
-    RenderObject* nextRenderer();
-    RenderObject* previousRenderer();
-    void setRenderer(RenderObject* renderer) { m_renderer = renderer; }
-    
-    void checkSetPrefix(const AtomicString& prefix, ExceptionCode&);
-    bool isDescendantOf(const Node*) const;
-
-    // These two methods are mutually exclusive.  The former is used to do strict error-checking
-    // when adding children via the public DOM API (e.g., appendChild()).  The latter is called only when parsing, 
-    // to sanity-check against the DTD for error recovery.
-    void checkAddChild(Node* newChild, ExceptionCode&); // Error-checking when adding via the DOM API
-    virtual bool childAllowed(Node* newChild);          // Error-checking during parsing that checks the DTD
-
-    void checkReplaceChild(Node* newChild, Node* oldChild, ExceptionCode&);
-    virtual bool canReplaceChild(Node* newChild, Node* oldChild);
-    
-    // Used to determine whether range offsets use characters or node indices.
-    virtual bool offsetInCharacters() const;
-    // Number of DOM 16-bit units contained in node. Note that rendered text length can be different - e.g. because of
-    // css-transform:capitalize breaking up precomposed characters and ligatures.
-    virtual int maxCharacterOffset() const;
-    
-    // FIXME: We should try to find a better location for these methods.
-    virtual bool canSelectAll() const { return false; }
-    virtual void selectAll() { }
-
-    // Whether or not a selection can be started in this object
-    virtual bool canStartSelection() const;
-
-    // -----------------------------------------------------------------------------
-    // Integration with rendering tree
-
-    /**
-     * Attaches this node to the rendering tree. This calculates the style to be applied to the node and creates an
-     * appropriate RenderObject which will be inserted into the tree (except when the style has display: none). This
-     * makes the node visible in the FrameView.
-     */
-    virtual void attach();
-
-    /**
-     * Detaches the node from the rendering tree, making it invisible in the rendered view. This method will remove
-     * the node's rendering object from the rendering tree and delete it.
-     */
-    virtual void detach();
-
-    virtual void willRemove();
-    void createRendererIfNeeded();
-    virtual RenderStyle* styleForRenderer(RenderObject* parent);
-    virtual bool rendererIsNeeded(RenderStyle*);
-#if ENABLE(SVG)
-    virtual bool childShouldCreateRenderer(Node*) const { return true; }
-#endif
-    virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
-    
-    // Wrapper for nodes that don't have a renderer, but still cache the style (like HTMLOptionElement).
-    virtual RenderStyle* renderStyle() const;
-    virtual void setRenderStyle(RenderStyle*);
-
-    virtual RenderStyle* computedStyle();
-
-    // -----------------------------------------------------------------------------
-    // Notification of document structure changes
-
-    /**
-     * Notifies the node that it has been inserted into the document. This is called during document parsing, and also
-     * when a node is added through the DOM methods insertBefore(), appendChild() or replaceChild(). Note that this only
-     * happens when the node becomes part of the document tree, i.e. only when the document is actually an ancestor of
-     * the node. The call happens _after_ the node has been added to the tree.
-     *
-     * This is similar to the DOMNodeInsertedIntoDocument DOM event, but does not require the overhead of event
-     * dispatching.
-     */
-    virtual void insertedIntoDocument();
-
-    /**
-     * Notifies the node that it is no longer part of the document tree, i.e. when the document is no longer an ancestor
-     * node.
-     *
-     * This is similar to the DOMNodeRemovedFromDocument DOM event, but does not require the overhead of event
-     * dispatching, and is called _after_ the node is removed from the tree.
-     */
-    virtual void removedFromDocument();
-
-    // These functions are called whenever you are connected or disconnected from a tree.  That tree may be the main
-    // document tree, or it could be another disconnected tree.  Override these functions to do any work that depends
-    // on connectedness to some ancestor (e.g., an ancestor <form> for example).
-    virtual void insertedIntoTree(bool deep) { }
-    virtual void removedFromTree(bool deep) { }
-
-    /**
-     * Notifies the node that it's list of children have changed (either by adding or removing child nodes), or a child
-     * node that is of the type CDATA_SECTION_NODE, TEXT_NODE or COMMENT_NODE has changed its value.
-     */
-    virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0) {};
-
-#ifndef NDEBUG
-    virtual void formatForDebugger(char* buffer, unsigned length) const;
-
-    void showNode(const char* prefix = "") const;
-    void showTreeForThis() const;
-    void showTreeAndMark(const Node* markedNode1, const char* markedLabel1, const Node* markedNode2 = 0, const char* markedLabel2 = 0) const;
-#endif
-
-    void registerDynamicNodeList(DynamicNodeList*);
-    void unregisterDynamicNodeList(DynamicNodeList*);
-    void notifyNodeListsChildrenChanged();
-    void notifyLocalNodeListsChildrenChanged();
-    void notifyNodeListsAttributeChanged();
-    void notifyLocalNodeListsAttributeChanged();
-    
-    PassRefPtr<NodeList> getElementsByTagName(const String&);
-    PassRefPtr<NodeList> getElementsByTagNameNS(const String& namespaceURI, const String& localName);
-    PassRefPtr<NodeList> getElementsByName(const String& elementName);
-    PassRefPtr<NodeList> getElementsByClassName(const String& classNames);
-
-    PassRefPtr<Element> querySelector(const String& selectors, NSResolver*, ExceptionCode&, ExceptionContext*);
-    PassRefPtr<NodeList> querySelectorAll(const String& selectors, NSResolver*, ExceptionCode&, ExceptionContext*);
-    // For non-JS bindings. Silently ignores the JavaScript exception if any.
-    // FIXME: We should support the NSResolver interface for non-JS bindings.
-    PassRefPtr<Element> querySelector(const String& selectors, ExceptionCode&);
-    PassRefPtr<NodeList> querySelectorAll(const String& selectors, ExceptionCode&);
-
-    unsigned short compareDocumentPosition(Node*);
-
-protected:
-    virtual void willMoveToNewOwnerDocument() { }
-    virtual void didMoveToNewOwnerDocument() { }
-    
-    virtual void getSubresourceAttributeStrings(Vector<String>&) const { }
-    void setTabIndexExplicitly(short i)
-    { 
-        m_tabIndex = i; 
-        m_tabIndexSetExplicitly = true;
-    }
-
-private:
-    DocPtr<Document> m_document;
-    Node* m_previous;
-    Node* m_next;
-    RenderObject* m_renderer;
-
-    OwnPtr<NodeListsNodeData> m_nodeLists;
-
-    short m_tabIndex;
-
-    // make sure we don't use more than 16 bits here -- adding more would increase the size of all Nodes
-
-    unsigned m_styleChange : 2;
-    bool m_hasId : 1;
-    bool m_hasClass : 1;
-    bool m_attached : 1;
-    bool m_hasChangedChild : 1;
-    bool m_inDocument : 1;
-    bool m_isLink : 1;
-    bool m_focused : 1;
-    bool m_active : 1;
-    bool m_hovered : 1;
-    bool m_inActiveChain : 1;
-    bool m_inDetach : 1;
-    bool m_inSubtreeMark : 1;
-    bool m_tabIndexSetExplicitly : 1;
-    const bool m_isElement : 1;
-    // no bits left
-
-    Element* ancestorElement() const;
-
-    void appendTextContent(bool convertBRsToNewlines, StringBuilder&) const;
-
-    virtual Node* virtualFirstChild() const;
-    virtual Node* virtualLastChild() const;
-    virtual bool virtualHasTagName(const QualifiedName&) const;
-};
-
-} //namespace
-
-#ifndef NDEBUG
-// Outside the WebCore namespace for ease of invocation from gdb.
-void showTree(const WebCore::Node*);
-#endif
-
-#endif
diff --git a/webkit/pending/ScriptController.h b/webkit/pending/ScriptController.h
deleted file mode 100644
index 3350289..0000000
--- a/webkit/pending/ScriptController.h
+++ /dev/null
@@ -1,328 +0,0 @@
-// Copyright 2008, Google Inc.
-// All rights reserved.
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//    * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-//    * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-//    * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-// An interface to abstract implementation differences
-// for various Javascript engines.
-
-#ifndef ScriptController_h
-#define ScriptController_h
-
-#include "HashMap.h"
-
-#include "bindings/npruntime.h"
-#if USE(JSC)
-#include <kjs/ustring.h>
-#endif
-
-#include <wtf/HashMap.h>
-
-#if USE(V8)
-#include "v8.h"
-#include "v8_proxy.h"
-#endif
-
-// JavaScript implementations which expose NPObject will need to implement
-// these methods.
-typedef void        (*NPN_ReleaseVariantValueProcPtr) (NPVariant *variant);
-
-typedef NPIdentifier(*NPN_GetStringIdentifierProcPtr) (const NPUTF8 *name);
-typedef void        (*NPN_GetStringIdentifiersProcPtr) (const NPUTF8 **names,
-                         int32_t nameCount,
-                         NPIdentifier *identifiers);
-typedef NPIdentifier(*NPN_GetIntIdentifierProcPtr) (int32_t intid);
-typedef int32_t     (*NPN_IntFromIdentifierProcPtr) (NPIdentifier identifier);
-typedef bool        (*NPN_IdentifierIsStringProcPtr) (NPIdentifier identifier);
-typedef NPUTF8 *    (*NPN_UTF8FromIdentifierProcPtr) (NPIdentifier identifier);
-
-typedef NPObject*   (*NPN_CreateObjectProcPtr) (NPP,
-                         NPClass *aClass);
-typedef NPObject*   (*NPN_RetainObjectProcPtr) (NPObject *obj);
-typedef void        (*NPN_ReleaseObjectProcPtr) (NPObject *obj);
-typedef bool        (*NPN_InvokeProcPtr) (NPP npp,
-                         NPObject *obj,
-                         NPIdentifier methodName,
-                         const NPVariant *args,
-                         unsigned argCount,
-                         NPVariant *result);
-typedef bool        (*NPN_InvokeDefaultProcPtr) (NPP npp,
-                         NPObject *obj,
-                         const NPVariant *args,
-                         unsigned argCount,
-                         NPVariant *result);
-typedef bool        (*NPN_EvaluateProcPtr) (NPP npp,
-                         NPObject *obj,
-                         NPString *script,
-                         NPVariant *result);
-typedef bool        (*NPN_GetPropertyProcPtr) (NPP npp,
-                         NPObject *obj,
-                         NPIdentifier propertyName,
-                         NPVariant *result);
-typedef bool        (*NPN_SetPropertyProcPtr) (NPP npp,
-                         NPObject *obj,
-                         NPIdentifier propertyName,
-                         const NPVariant *value);
-typedef bool        (*NPN_HasPropertyProcPtr) (NPP,
-                         NPObject *npobj,
-                         NPIdentifier propertyName);
-typedef bool        (*NPN_HasMethodProcPtr) (NPP npp,
-                         NPObject *npobj,
-                         NPIdentifier methodName);
-typedef bool        (*NPN_RemovePropertyProcPtr) (NPP npp,
-                         NPObject *obj,
-                         NPIdentifier propertyName);
-typedef void        (*NPN_SetExceptionProcPtr) (NPObject *obj,
-                         const NPUTF8 *message);
-
-typedef struct _NPRuntimeFunctions {
-    NPN_GetStringIdentifierProcPtr getStringIdentifier;
-    NPN_GetStringIdentifiersProcPtr getStringIdentifiers;
-    NPN_GetIntIdentifierProcPtr getIntIdentifier;
-    NPN_IdentifierIsStringProcPtr identifierIsString;
-    NPN_UTF8FromIdentifierProcPtr utf8FromIdentifier;
-    NPN_IntFromIdentifierProcPtr intFromIdentifier;
-    NPN_CreateObjectProcPtr createObject;
-    NPN_RetainObjectProcPtr retainObject;
-    NPN_ReleaseObjectProcPtr releaseObject;
-    NPN_InvokeProcPtr invoke;
-    NPN_InvokeDefaultProcPtr invokeDefault;
-    NPN_EvaluateProcPtr evaluate;
-    NPN_GetPropertyProcPtr getProperty;
-    NPN_SetPropertyProcPtr setProperty;
-    NPN_RemovePropertyProcPtr removeProperty;
-    NPN_HasPropertyProcPtr hasProperty;
-    NPN_HasMethodProcPtr hasMethod;
-    NPN_ReleaseVariantValueProcPtr releaseVariantValue;
-    NPN_SetExceptionProcPtr setException;
-} NPRuntimeFunctions;
-
-#if USE(JSC)
-namespace KJS {
-    namespace Bindings {
-        class RootObject;
-        class Instance;
-    } 
-}
-#endif
-
-namespace WebCore {
-class Document;
-class Frame;
-class String;
-class Node;
-class EventListener;
-class Event;
-class HTMLPlugInElement;
-class PausedTimeouts;
-class Widget;
-
-// JSString is the string class used for XMLHttpRequest's
-// m_responseText field.
-#if USE(JSC)
-typedef KJS::UString JSString;
-typedef KJS::Bindings::Instance* JSInstance;
-typedef KJS::Bindings::Instance* JSPersistentInstance;
-typedef KJS::JSValue* JSException;
-typedef KJS::JSValue* JSResult;
-#endif
-
-#if USE(V8)
-typedef String JSString;
-typedef v8::Local<v8::Object> JSInstance;
-typedef v8::Persistent<v8::Object> JSPersistentInstance;
-typedef v8::Local<v8::Value> JSException;
-typedef v8::Persistent<v8::Value> JSResult;
-#endif
-
-class ScriptController {
-public:
-    ScriptController(Frame*);
-    ~ScriptController();
-
-#if USE(V8)
-    // TODO(eseidel): V8Proxy should either be folded into ScriptController
-    // or this accessor should be made JSProxy*
-    V8Proxy* proxy() { return m_proxy.get(); }
-#endif
-
-    // Evaluate a script file in the environment of this proxy.
-    // If succeeded, 'succ' is set to true and result is returned
-    // as a string.
-    String evaluate(const String& filename, int baseLine, const String& code, Node* node = NULL, bool* succ = NULL);
-
-    // Second API function for evaluating a JS code.
-    // It returns a JSResult which must be disposed by calling
-    // disposeJSResult. If the result is not disposed, it can cause
-    // serious memory leak. The caller determines whether the evaluation
-    // is successful by checking the value of JSResult.
-    JSResult evaluate(const String& filename, int baseLine, const String& code, Node*);
-    void disposeJSResult(JSResult result);
-    void collectGarbage();
-
-    PassRefPtr<EventListener> createHTMLEventHandler(const String& functionName, const String& code, Node*);
-#if ENABLE(SVG)
-    PassRefPtr<EventListener> createSVGEventHandler(const String& functionName, const String& code, Node*);
-#endif
-
-    // Get the Root object
-    //  JSRootObject* getRootObject();
-    // Creates a property of the global object of a frame.
-    void BindToWindowObject(Frame*, const String& key, NPObject*);
-
-    NPRuntimeFunctions* functions();
-
-    JSInstance createScriptInstanceForWidget(Widget*);
-
-    void clearPluginObjects();
-    void clearDocumentWrapper();
-    void disconnectFrame();
-
-    // Check if the javascript engine has been initialized.
-    bool haveInterpreter() const;
-
-    bool isEnabled() const;
-
-    // TODO(eseide): void* is a compile hack
-    void attachDebugger(void*);
-
-    // Create a NPObject wrapper for a JSObject
-    // NPObject *WrapScriptObject(NPP pluginId, JSObject* objectToWrap,
-    //                           JSRootObject* originRootObject,
-    //                           JSRootObject* rootObject);
-
-    // --- Static methods assume we are running VM in single thread, ---
-    // --- and there is only one VM instance.                        ---
-
-    // Returns the frame of the calling code is in.
-    // Not necessary the frame of this proxy.
-    // For example, JS code in frame A calls windowB.open(...).
-    // Window::open method has the frame pointer of B, but
-    // the execution context is in frame A, so it needs
-    // frame A's loader to complete URL.
-    static Frame* retrieveActiveFrame();
-
-    // Check whether it is safe to access a frame in another domain.
-    static bool isSafeScript(Frame* target);
-
-    // Tell the proxy that document.domain is set.
-    static void setDomain(Frame* target, const String& newDomain);
-
-    // Pass command-line flags to the JS engine
-    static void setFlags(const char* str, int length);
-
-    // Protect and unprotect the JS wrapper from garbage collected.
-    static void gcProtectJSWrapper(void* object);
-    static void gcUnprotectJSWrapper(void* object);
-
-    // Get/Set RecordPlaybackMode flag.
-    // This is a special mode where JS helps the browser implement
-    // playback/record mode.  Generally, in this mode, some functions
-    // of client-side randomness are removed.  For example, in
-    // this mode Math.random() and Date.getTime() may not return
-    // values which vary.
-    static bool RecordPlaybackMode() { return m_recordPlaybackMode; }
-    static void setRecordPlaybackMode(bool value) { m_recordPlaybackMode = value; }
-
-    void finishedWithEvent(Event*);
-    void setEventHandlerLineno(int lineno);
-
-    void setProcessingTimerCallback(bool b) { m_processingTimerCallback = b; }
-    bool processingUserGesture() const;
-
-    void setPaused(bool b) { m_paused = b; }
-    bool isPaused() const { return m_paused; }
-
-    const String* sourceURL() const { return m_sourceURL; } // 0 if we are not evaluating any script
-
-    void clearWindowShell();
-    void updateDocument();
-
-    void pauseTimeouts(OwnPtr<PausedTimeouts>&);
-    void resumeTimeouts(OwnPtr<PausedTimeouts>&);
-
-    void clearScriptObjects();
-    void cleanupScriptObjectsForPlugin(void*);
-
-#if ENABLE(NETSCAPE_PLUGIN_API)
-    NPObject* createScriptObjectForPluginElement(HTMLPlugInElement*);
-    NPObject* windowScriptNPObject();
-#endif
-
-private:
-    static bool m_recordPlaybackMode;
-
-    Frame* m_frame;
-    const String* m_sourceURL;
-
-    bool m_processingTimerCallback;
-    bool m_paused;
-
-#if USE(V8)
-    OwnPtr<V8Proxy> m_proxy;
-    typedef HashMap<void*, NPObject*> PluginObjectMap;
-#endif
-
-#if USE(JSC)
-    // The root object used for objects bound outside the context of a plugin.
-    RefPtr<KJS::Bindings::RootObject> m_bindingRootObject; 
-    RootObjectMap m_rootObjects;
-#elif USE(V8)
-    // A mapping between Widgets and their corresponding script object.
-    // This list is used so that when the plugin dies, we can immediately
-    // invalidate all sub-objects which are associated with that plugin.
-    // The frame keeps a NPObject reference for each item on the list.
-    PluginObjectMap m_pluginObjects;
-#endif
-#if ENABLE(NETSCAPE_PLUGIN_API)
-    NPObject* m_windowScriptNPObject;
-#endif
-};
-
-// JSInstance is an abstraction for a wrapped C class.  JSC and V8
-// have very different implementations.
-class JSInstanceHolder {
-public:
-    JSInstanceHolder();
-    JSInstanceHolder(JSInstance);
-    ~JSInstanceHolder();
-    // Returns true if the holder is empty.
-    bool IsEmpty();
-    // Get the contained JSInstance.
-    JSInstance Get();
-    // Clear the contained JSInstance.
-    void Clear();
-    JSInstanceHolder& operator=(JSInstance);
-    static JSInstance EmptyInstance();
-
-private:
-    JSPersistentInstance m_instance;
-};
-
-}  // namespace WebCore
-
-#endif  // ScriptController_h