Add support for a "split" incognito behavior for extensions.

chrome/renderer/mock_render_thread.h

 // Copyright (c) 2010 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_MOCK_RENDER_THREAD_H_
 #define CHROME_RENDERER_MOCK_RENDER_THREAD_H_
 #pragma once
 
 #include <string>
 
@@ skipping 36 matching lines @@
 
   // Filtering support.
   virtual void AddFilter(IPC::ChannelProxy::MessageFilter* filter);
   virtual void RemoveFilter(IPC::ChannelProxy::MessageFilter* filter);
 
   // Our mock thread doesn't deal with hidden and restored tabs.
   virtual void WidgetHidden() { }
   virtual void WidgetRestored() { }
 
   virtual bool IsExtensionProcess() const { return is_extension_process_; }
+  virtual bool IsIncognitoProcess() const { return false; }
   void SetExtensionProcess(bool value) { is_extension_process_ = value; }
 
 
   //////////////////////////////////////////////////////////////////////////
   // The following functions are called by the test itself.
 
   void set_routing_id(int32 id) {
     routing_id_ = id;
   }
 
@@ skipping 69 matching lines @@
   // The last known good deserializer for sync messages.
   scoped_ptr<IPC::MessageReplyDeserializer> reply_deserializer_;
 
   // A mock printer device used for printing tests.
   scoped_ptr<MockPrinter> printer_;
 
   bool is_extension_process_;
 };
 
 #endif  // CHROME_RENDERER_MOCK_RENDER_THREAD_H_