Added GPU process "echo" IPC message.

content/renderer/render_widget_fullscreen_pepper.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 CONTENT_RENDERER_RENDER_WIDGET_FULLSCREEN_PEPPER_H_
 #define CONTENT_RENDERER_RENDER_WIDGET_FULLSCREEN_PEPPER_H_
 
+#include "base/task.h"
 #include "content/renderer/render_widget_fullscreen.h"
 #include "content/renderer/gpu/renderer_gl_context.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebWidget.h"
 #include "webkit/plugins/ppapi/fullscreen_container.h"
 
 namespace webkit {
 namespace ppapi {
 
 class PluginInstance;
 
@@ skipping 69 matching lines @@
   GURL active_url_;
 
   // The plugin instance this widget wraps.
   webkit::ppapi::PluginInstance* plugin_;
 
   // GL context for compositing.
   RendererGLContext* context_;
   unsigned int buffer_;
   unsigned int program_;
 
+  ScopedRunnableMethodFactory<RenderWidgetFullscreenPepper> method_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetFullscreenPepper);
 };
 
 #endif  // CONTENT_RENDERER_RENDER_WIDGET_FULLSCREEN_PEPPER_H_