Move infobar handling to a tab helper.

Part 2:
- Removed TabContentsWrapper from core infobar classes
- Made InfoBarTabHelper the owner of the infobar delegates
- Removed all owner references from the delegate subclasses

BUG=94741
TEST=no visible change

Review URL: http://codereview.chromium.org/7862003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@103463 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 101 insertions, 0 deletions

diff --git a/chrome/browser/infobars/infobar_delegate.cc b/chrome/browser/infobars/infobar_delegate.cc
new file mode 100644
index 0000000..0f13590
--- /dev/null
+++ b/chrome/browser/infobars/infobar_delegate.cc
@@ -0,0 +1,101 @@
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/infobars/infobar_delegate.h"
+
+#include "base/logging.h"
+#include "build/build_config.h"
+#include "chrome/browser/infobars/infobar_tab_helper.h"
+#include "content/browser/tab_contents/navigation_details.h"
+#include "content/browser/tab_contents/navigation_entry.h"
+#include "content/browser/tab_contents/tab_contents.h"
+
+// InfoBarDelegate ------------------------------------------------------------
+
+InfoBarDelegate::~InfoBarDelegate() {
+}
+
+bool InfoBarDelegate::EqualsDelegate(InfoBarDelegate* delegate) const {
+  return false;
+}
+
+bool InfoBarDelegate::ShouldExpire(
+    const content::LoadCommittedDetails& details) const {
+  if (!details.is_navigation_to_different_page())
+    return false;
+
+  return ShouldExpireInternal(details);
+}
+
+void InfoBarDelegate::InfoBarDismissed() {
+}
+
+void InfoBarDelegate::InfoBarClosed() {
+  delete this;
+}
+
+gfx::Image* InfoBarDelegate::GetIcon() const {
+  return NULL;
+}
+
+InfoBarDelegate::Type InfoBarDelegate::GetInfoBarType() const {
+  return WARNING_TYPE;
+}
+
+ConfirmInfoBarDelegate* InfoBarDelegate::AsConfirmInfoBarDelegate() {
+  return NULL;
+}
+
+ExtensionInfoBarDelegate* InfoBarDelegate::AsExtensionInfoBarDelegate() {
+  return NULL;
+}
+
+InsecureContentInfoBarDelegate*
+    InfoBarDelegate::AsInsecureContentInfoBarDelegate() {
+  return NULL;
+}
+
+LinkInfoBarDelegate* InfoBarDelegate::AsLinkInfoBarDelegate() {
+  return NULL;
+}
+
+PluginInstallerInfoBarDelegate*
+    InfoBarDelegate::AsPluginInstallerInfoBarDelegate() {
+  return NULL;
+}
+
+ThemeInstalledInfoBarDelegate*
+    InfoBarDelegate::AsThemePreviewInfobarDelegate() {
+  return NULL;
+}
+
+TranslateInfoBarDelegate* InfoBarDelegate::AsTranslateInfoBarDelegate() {
+  return NULL;
+}
+
+InfoBarDelegate::InfoBarDelegate(InfoBarTabHelper* infobar_helper)
+    : contents_unique_id_(0),
+      owner_(infobar_helper) {
+  if (infobar_helper)
+    StoreActiveEntryUniqueID(infobar_helper);
+}
+
+void InfoBarDelegate::StoreActiveEntryUniqueID(
+    InfoBarTabHelper* infobar_helper) {
+  NavigationEntry* active_entry =
+      infobar_helper->tab_contents()->controller().GetActiveEntry();
+  contents_unique_id_ = active_entry ? active_entry->unique_id() : 0;
+}
+
+bool InfoBarDelegate::ShouldExpireInternal(
+    const content::LoadCommittedDetails& details) const {
+  return (contents_unique_id_ != details.entry->unique_id()) ||
+      (PageTransition::StripQualifier(details.entry->transition_type()) ==
+          PageTransition::RELOAD);
+}
+
+void InfoBarDelegate::RemoveSelf() {
+  if (owner_)
+    owner_->RemoveInfoBar(this);  // Clears |owner_|.
+}