Dispatch the following IPC messages in TabContents and handle them via the TabContentsDelegate

chrome/browser/external_tab_container_win.h

 // 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.
 
 #ifndef CHROME_BROWSER_EXTERNAL_TAB_CONTAINER_WIN_H_
 #define CHROME_BROWSER_EXTERNAL_TAB_CONTAINER_WIN_H_
 #pragma once
 
 #include <map>
 #include <string>
@@ skipping 142 matching lines @@
   virtual bool ExecuteContextMenuCommand(int command);
   virtual void BeforeUnloadFired(TabContents* tab,
                                  bool proceed,
                                  bool* proceed_to_fire_unload);
   virtual content::JavaScriptDialogCreator* GetJavaScriptDialogCreator();
   virtual void ShowRepostFormWarningDialog(TabContents* tab_contents);
   virtual void RunFileChooser(TabContents* tab,
                               const ViewHostMsg_RunFileChooser_Params& params);
   virtual void EnumerateDirectory(TabContents* tab, int request_id,
                                 const FilePath& path);
+  virtual void JSOutOfMemory(TabContents* tab);
+  virtual void RegisterProtocolHandler(TabContents* tab,
+                                       const std::string& protocol,
+                                       const GURL& url,
+                                       const string16& title);
+  virtual void RegisterIntentHandler(TabContents* tab,
+                                     const string16& action,
+                                     const string16& type,
+                                     const string16& href,
+                                     const string16& title);
+  virtual void WebIntentDispatch(TabContents* tab,
+                                 int routing_id,
+                                 const string16& action,
+                                 const string16& type,
+                                 const string16& data,
+                                 int intent_id);
 
   void RegisterRenderViewHost(RenderViewHost* render_view_host);
   void UnregisterRenderViewHost(RenderViewHost* render_view_host);
 
   // Overridden from TabContentsObserver:
   // IPC::Channel::Listener implementation.
   virtual bool OnMessageReceived(const IPC::Message& message);
 
   // Message handlers
   void OnForwardMessageToExternalHost(const std::string& message,
@@ skipping 216 matching lines @@
     return false;
   }
 
   virtual void BeforeUnloadFired(TabContents* tab, bool proceed,
                                  bool* proceed_to_fire_unload) {
     NOTREACHED();
   }
 };
 
 #endif  // CHROME_BROWSER_EXTERNAL_TAB_CONTAINER_WIN_H_