Plumb through NetworkChangeNotifier::IsOffline() to WebKit, enabling

chrome/renderer/render_view.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_RENDERER_RENDER_VIEW_H_
 #define CHROME_RENDERER_RENDER_VIEW_H_
 #pragma once
 
 #include <deque>
 #include <map>
@@ skipping 860 matching lines @@
       const FilePath& local_directory_name);
   void OnHandleMessageFromExternalHost(const std::string& message,
                                        const std::string& origin,
                                        const std::string& target);
   void OnInstallMissingPlugin();
   void OnDisplayPrerenderedPage();
   void OnMediaPlayerActionAt(const gfx::Point& location,
                              const WebKit::WebMediaPlayerAction& action);
   void OnMoveOrResizeStarted();
   void OnNavigate(const ViewMsg_Navigate_Params& params);
+  void OnNetworkStateChanged(bool online);
   void OnNotifyRendererViewType(ViewType::Type view_type);
   void OnPaste();
 #if defined(OS_MACOSX)
   void OnPluginImeCompositionCompleted(const string16& text, int plugin_id);
 #endif
   void OnRedo();
   void OnReloadFrame();
   void OnReplace(const string16& text);
   void OnReservePageIDRange(int size_of_range);
   void OnResetPageEncodingToDefault();
@@ skipping 553 matching lines @@
   // bunch of stuff, you should probably create a helper class and put your
   // data and methods on that to avoid bloating RenderView more.  You can use
   // the Observer interface to filter IPC messages and receive frame change
   // notifications.
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(RenderView);
 };
 
 #endif  // CHROME_RENDERER_RENDER_VIEW_H_