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

content/browser/tab_contents/tab_contents.h

Index: content/browser/tab_contents/tab_contents.h
===================================================================
--- content/browser/tab_contents/tab_contents.h	(revision 98271)
+++ content/browser/tab_contents/tab_contents.h	(working copy)
@@ -564,6 +564,19 @@
                           bool remember);
   void OnFocusedNodeChanged(bool is_editable_node);
   void OnEnumerateDirectory(int request_id, const FilePath& path);
+  void OnJSOutOfMemory();
+  void OnRegisterProtocolHandler(const std::string& protocol,
+                                 const GURL& url,
+                                 const string16& title);
+  void OnRegisterIntentHandler(const string16& action,
+                               const string16& type,
+                               const string16& href,
+                               const string16& title);
+  void OnWebIntentDispatch(const IPC::Message& message,
+                           const string16& action,
+                           const string16& type,
+                           const string16& data,
+                           int intent_id);
 
   // Changes the IsLoading state and notifies delegate as needed
   // |details| is used to provide details on the load that just finished