Browser plugin: Implement titleChanged event.

content/renderer/browser_plugin/browser_plugin.h

 // Copyright (c) 2012 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  CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_H_
 #define  CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_H_
 
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPlugin.h"
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 44 matching lines @@
   // Informs the BrowserPlugin that the guest has navigated to a new URL.
   void DidNavigate(const GURL& url, int process_id);
   // Inform the BrowserPlugin that the guest has started loading a new page.
   void LoadStart(const GURL& url, bool is_top_level);
   // Inform the BrowserPlugin that the guest has aborted loading a new page.
   void LoadAbort(const GURL& url, bool is_top_level, const std::string& type);
   // Inform the BrowserPlugin that the guest has redirected a navigation.
   void LoadRedirect(const GURL& old_url,
                     const GURL& new_url,
                     bool is_top_level);
+  // Inform the BrowserPlugin that the guest has changed its title.
+  void TitleChanged(const string16& title);
   // Tells the BrowserPlugin to advance the focus to the next (or previous)
   // element.
   void AdvanceFocus(bool reverse);
 
   // Informs the BrowserPlugin that the guest has started/stopped accepting
   // touch events.
   void SetAcceptTouchEvents(bool accept);
 
   // Indicates whether there are any Javascript listeners attached to a
   // provided event_name.
@@ skipping 121 matching lines @@
   EventListenerMap event_listener_map_;
 #if defined(OS_WIN)
   base::SharedMemory shared_memory_;
 #endif
   DISALLOW_COPY_AND_ASSIGN(BrowserPlugin);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_H_