Have ExtensionHost use TabContents instead of RenderViewHost. This is part

of a larger refactor to eventually get rid of ExtensionHost as the container
for background pages.

BUG=84146
TEST=extensions (especially popups and infobars) should still work

Review URL: http://codereview.chromium.org/8476010

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@108954 0039d316-1c4b-4281-b951-d872f2087c98

4 files changed, 100 insertions, 84 deletions

diff --git a/content/browser/tab_contents/tab_contents.cc b/content/browser/tab_contents/tab_contents.cc
index 5e76850..2d17d15 100644
--- a/content/browser/tab_contents/tab_contents.cc
+++ b/content/browser/tab_contents/tab_contents.cc
@@ -202,8 +202,8 @@ TabContents::TabContents(content::BrowserContext* browser_context,
       maximum_zoom_percent_(
           static_cast<int>(WebKit::WebView::maxTextSizeMultiplier * 100)),
       temporary_zoom_settings_(false),
-      content_restrictions_(0) {
-
+      content_restrictions_(0),
+      view_type_(content::VIEW_TYPE_TAB_CONTENTS) {
   render_manager_.Init(browser_context, site_instance, routing_id);
 
   // We have the initial size of the view be based on the size of the passed in
@@ -1408,7 +1408,7 @@ TabContents* TabContents::GetAsTabContents() {
 }
 
 content::ViewType TabContents::GetRenderViewType() const {
-  return content::VIEW_TYPE_TAB_CONTENTS;
+  return view_type_;
 }
 
 void TabContents::RenderViewCreated(RenderViewHost* render_view_host) {
@@ -1679,6 +1679,12 @@ void TabContents::DidChangeLoadProgress(double progress) {
     delegate()->LoadProgressChanged(progress);
 }
 
+void TabContents::DocumentAvailableInMainFrame(
+    RenderViewHost* render_view_host) {
+  FOR_EACH_OBSERVER(TabContentsObserver, observers_,
+                    DocumentAvailableInMainFrame());
+}
+
 void TabContents::DocumentOnLoadCompletedInMainFrame(
     RenderViewHost* render_view_host,
     int32 page_id) {
diff --git a/content/browser/tab_contents/tab_contents.h b/content/browser/tab_contents/tab_contents.h
index 64eec1e..89e1a9e 100644
--- a/content/browser/tab_contents/tab_contents.h
+++ b/content/browser/tab_contents/tab_contents.h
@@ -103,6 +103,8 @@ class CONTENT_EXPORT TabContents : public PageNavigator,
     return controller_.browser_context();
   }
 
+  void set_view_type(content::ViewType view_type) { view_type_ = view_type; }
+
   // Returns the SavePackage which manages the page saving job. May be NULL.
   SavePackage* save_package() const { return save_package_.get(); }
 
@@ -464,6 +466,88 @@ class CONTENT_EXPORT TabContents : public PageNavigator,
   // locked.
   bool GotResponseToLockMouseRequest(bool allowed);
 
+  // RenderViewHostDelegate ----------------------------------------------------
+
+  virtual RenderViewHostDelegate::View* GetViewDelegate() OVERRIDE;
+  virtual RenderViewHostDelegate::RendererManagement*
+      GetRendererManagementDelegate() OVERRIDE;
+  virtual TabContents* GetAsTabContents() OVERRIDE;
+  virtual content::ViewType GetRenderViewType() const OVERRIDE;
+  virtual void RenderViewCreated(RenderViewHost* render_view_host) OVERRIDE;
+  virtual void RenderViewReady(RenderViewHost* render_view_host) OVERRIDE;
+  virtual void RenderViewGone(RenderViewHost* render_view_host,
+                              base::TerminationStatus status,
+                              int error_code) OVERRIDE;
+  virtual void RenderViewDeleted(RenderViewHost* render_view_host) OVERRIDE;
+  virtual void DidNavigate(
+      RenderViewHost* render_view_host,
+      const ViewHostMsg_FrameNavigate_Params& params) OVERRIDE;
+  virtual void UpdateState(RenderViewHost* render_view_host,
+                           int32 page_id,
+                           const std::string& state) OVERRIDE;
+  virtual void UpdateTitle(RenderViewHost* render_view_host,
+                           int32 page_id,
+                           const string16& title,
+                           base::i18n::TextDirection title_direction) OVERRIDE;
+  virtual void UpdateEncoding(RenderViewHost* render_view_host,
+                              const std::string& encoding) OVERRIDE;
+  virtual void UpdateTargetURL(int32 page_id, const GURL& url) OVERRIDE;
+  virtual void Close(RenderViewHost* render_view_host) OVERRIDE;
+  virtual void RequestMove(const gfx::Rect& new_bounds) OVERRIDE;
+  virtual void DidStartLoading() OVERRIDE;
+  virtual void DidStopLoading() OVERRIDE;
+  virtual void DidCancelLoading() OVERRIDE;
+  virtual void DidChangeLoadProgress(double progress) OVERRIDE;
+  virtual void DocumentAvailableInMainFrame(
+      RenderViewHost* render_view_host) OVERRIDE;
+  virtual void DocumentOnLoadCompletedInMainFrame(
+      RenderViewHost* render_view_host,
+      int32 page_id) OVERRIDE;
+  virtual void RequestOpenURL(const GURL& url,
+                              const GURL& referrer,
+                              WindowOpenDisposition disposition,
+                              int64 source_frame_id) OVERRIDE;
+  virtual void RunJavaScriptMessage(const RenderViewHost* rvh,
+                                    const string16& message,
+                                    const string16& default_prompt,
+                                    const GURL& frame_url,
+                                    const int flags,
+                                    IPC::Message* reply_msg,
+                                    bool* did_suppress_message) OVERRIDE;
+  virtual void RunBeforeUnloadConfirm(const RenderViewHost* rvh,
+                                      const string16& message,
+                                      IPC::Message* reply_msg) OVERRIDE;
+  virtual content::RendererPreferences GetRendererPrefs(
+      content::BrowserContext* browser_context) const OVERRIDE;
+  virtual WebPreferences GetWebkitPrefs() OVERRIDE;
+  virtual void OnUserGesture() OVERRIDE;
+  virtual void OnIgnoredUIEvent() OVERRIDE;
+  virtual void RendererUnresponsive(RenderViewHost* render_view_host,
+                                    bool is_during_unload) OVERRIDE;
+  virtual void RendererResponsive(RenderViewHost* render_view_host) OVERRIDE;
+  virtual void LoadStateChanged(const GURL& url,
+                                const net::LoadStateWithParam& load_state,
+                                uint64 upload_position,
+                                uint64 upload_size) OVERRIDE;
+  virtual void WorkerCrashed() OVERRIDE;
+  virtual void Activate() OVERRIDE;
+  virtual void Deactivate() OVERRIDE;
+  virtual void LostCapture() OVERRIDE;
+  virtual bool PreHandleKeyboardEvent(const NativeWebKeyboardEvent& event,
+                                      bool* is_keyboard_shortcut) OVERRIDE;
+  virtual void HandleKeyboardEvent(
+      const NativeWebKeyboardEvent& event) OVERRIDE;
+  virtual void HandleMouseUp() OVERRIDE;
+  virtual void HandleMouseActivate() OVERRIDE;
+  virtual bool OnMessageReceived(const IPC::Message& message);
+  virtual void RunFileChooser(RenderViewHost* render_view_host,
+                              const ViewHostMsg_RunFileChooser_Params& params);
+  virtual void ToggleFullscreenMode(bool enter_fullscreen) OVERRIDE;
+  virtual bool IsFullscreenForCurrentTab() const OVERRIDE;
+  virtual void UpdatePreferredSize(const gfx::Size& pref_size) OVERRIDE;
+  virtual void RequestToLockMouse() OVERRIDE;
+  virtual void LostMouseLock() OVERRIDE;
+
  protected:
   friend class TabContentsObserver;
 
@@ -609,87 +693,6 @@ class CONTENT_EXPORT TabContents : public PageNavigator,
   void NotifyConnected();
   void NotifyDisconnected();
 
-  // RenderViewHostDelegate ----------------------------------------------------
-
-  // RenderViewHostDelegate implementation.
-  virtual RenderViewHostDelegate::View* GetViewDelegate() OVERRIDE;
-  virtual RenderViewHostDelegate::RendererManagement*
-      GetRendererManagementDelegate() OVERRIDE;
-  virtual TabContents* GetAsTabContents() OVERRIDE;
-  virtual content::ViewType GetRenderViewType() const OVERRIDE;
-  virtual void RenderViewCreated(RenderViewHost* render_view_host) OVERRIDE;
-  virtual void RenderViewReady(RenderViewHost* render_view_host) OVERRIDE;
-  virtual void RenderViewGone(RenderViewHost* render_view_host,
-                              base::TerminationStatus status,
-                              int error_code) OVERRIDE;
-  virtual void RenderViewDeleted(RenderViewHost* render_view_host) OVERRIDE;
-  virtual void DidNavigate(
-      RenderViewHost* render_view_host,
-      const ViewHostMsg_FrameNavigate_Params& params) OVERRIDE;
-  virtual void UpdateState(RenderViewHost* render_view_host,
-                           int32 page_id,
-                           const std::string& state) OVERRIDE;
-  virtual void UpdateTitle(RenderViewHost* render_view_host,
-                           int32 page_id,
-                           const string16& title,
-                           base::i18n::TextDirection title_direction) OVERRIDE;
-  virtual void UpdateEncoding(RenderViewHost* render_view_host,
-                              const std::string& encoding) OVERRIDE;
-  virtual void UpdateTargetURL(int32 page_id, const GURL& url) OVERRIDE;
-  virtual void Close(RenderViewHost* render_view_host) OVERRIDE;
-  virtual void RequestMove(const gfx::Rect& new_bounds) OVERRIDE;
-  virtual void DidStartLoading() OVERRIDE;
-  virtual void DidStopLoading() OVERRIDE;
-  virtual void DidCancelLoading() OVERRIDE;
-  virtual void DidChangeLoadProgress(double progress) OVERRIDE;
-  virtual void DocumentOnLoadCompletedInMainFrame(
-      RenderViewHost* render_view_host,
-      int32 page_id) OVERRIDE;
-  virtual void RequestOpenURL(const GURL& url,
-                              const GURL& referrer,
-                              WindowOpenDisposition disposition,
-                              int64 source_frame_id) OVERRIDE;
-  virtual void RunJavaScriptMessage(const RenderViewHost* rvh,
-                                    const string16& message,
-                                    const string16& default_prompt,
-                                    const GURL& frame_url,
-                                    const int flags,
-                                    IPC::Message* reply_msg,
-                                    bool* did_suppress_message) OVERRIDE;
-  virtual void RunBeforeUnloadConfirm(const RenderViewHost* rvh,
-                                      const string16& message,
-                                      IPC::Message* reply_msg) OVERRIDE;
-  virtual content::RendererPreferences GetRendererPrefs(
-      content::BrowserContext* browser_context) const OVERRIDE;
-  virtual WebPreferences GetWebkitPrefs() OVERRIDE;
-  virtual void OnUserGesture() OVERRIDE;
-  virtual void OnIgnoredUIEvent() OVERRIDE;
-  virtual void RendererUnresponsive(RenderViewHost* render_view_host,
-                                    bool is_during_unload) OVERRIDE;
-  virtual void RendererResponsive(RenderViewHost* render_view_host) OVERRIDE;
-  virtual void LoadStateChanged(const GURL& url,
-                                const net::LoadStateWithParam& load_state,
-                                uint64 upload_position,
-                                uint64 upload_size) OVERRIDE;
-  virtual void WorkerCrashed() OVERRIDE;
-  virtual void Activate() OVERRIDE;
-  virtual void Deactivate() OVERRIDE;
-  virtual void LostCapture() OVERRIDE;
-  virtual bool PreHandleKeyboardEvent(const NativeWebKeyboardEvent& event,
-                                      bool* is_keyboard_shortcut) OVERRIDE;
-  virtual void HandleKeyboardEvent(
-      const NativeWebKeyboardEvent& event) OVERRIDE;
-  virtual void HandleMouseUp() OVERRIDE;
-  virtual void HandleMouseActivate() OVERRIDE;
-  virtual bool OnMessageReceived(const IPC::Message& message);
-  virtual void RunFileChooser(RenderViewHost* render_view_host,
-                              const ViewHostMsg_RunFileChooser_Params& params);
-  virtual void ToggleFullscreenMode(bool enter_fullscreen) OVERRIDE;
-  virtual bool IsFullscreenForCurrentTab() const OVERRIDE;
-  virtual void UpdatePreferredSize(const gfx::Size& pref_size) OVERRIDE;
-  virtual void RequestToLockMouse() OVERRIDE;
-  virtual void LostMouseLock() OVERRIDE;
-
   // RenderViewHostManager::Delegate -------------------------------------------
 
   virtual void BeforeUnloadFiredFromRenderManager(
@@ -852,6 +855,9 @@ class CONTENT_EXPORT TabContents : public PageNavigator,
   // (full-page plugins for now only) permissions.
   int content_restrictions_;
 
+  // Our view type. Default is VIEW_TYPE_TAB_CONTENTS.
+  content::ViewType view_type_;
+
   DISALLOW_COPY_AND_ASSIGN(TabContents);
 };
 
diff --git a/content/browser/tab_contents/tab_contents_observer.cc b/content/browser/tab_contents/tab_contents_observer.cc
index c18b1f3..ac41d29 100644
--- a/content/browser/tab_contents/tab_contents_observer.cc
+++ b/content/browser/tab_contents/tab_contents_observer.cc
@@ -57,6 +57,9 @@ void TabContentsObserver::DidFailProvisionalLoad(
     const string16& error_description) {
 }
 
+void TabContentsObserver::DocumentAvailableInMainFrame() {
+}
+
 void TabContentsObserver::DocumentLoadedInFrame(int64 frame_id) {
 }
 
diff --git a/content/browser/tab_contents/tab_contents_observer.h b/content/browser/tab_contents/tab_contents_observer.h
index aed69ec..a7d55c3 100644
--- a/content/browser/tab_contents/tab_contents_observer.h
+++ b/content/browser/tab_contents/tab_contents_observer.h
@@ -50,6 +50,7 @@ class CONTENT_EXPORT TabContentsObserver : public IPC::Channel::Listener,
                                       const GURL& validated_url,
                                       int error_code,
                                       const string16& error_description);
+  virtual void DocumentAvailableInMainFrame();
   virtual void DocumentLoadedInFrame(int64 frame_id);
   virtual void DidFinishLoad(int64 frame_id);
   virtual void DidGetUserGesture();