Very basic Android browser-side compositing support.

content/browser/renderer_host/render_widget_host_view_android.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_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_ANDROID_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_ANDROID_H_
 
 #include "base/compiler_specific.h"
 #include "base/i18n/rtl.h"
 #include "base/process.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
+#include "third_party/WebKit/Source/Platform/chromium/public/WebExternalTextureLayer.h"
 #include "ui/gfx/size.h"
 
 struct ViewHostMsg_TextInputState_Params;
 
 struct GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params;
 struct GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params;
 
 namespace content {
 class ContentViewCoreImpl;
 class RenderWidgetHost;
@@ skipping 94 matching lines @@
   // Whether or not this widget is hidden.
   bool is_hidden_;
 
   // ContentViewCoreImpl is our interface to the view system.
   ContentViewCoreImpl* content_view_core_;
 
   // The size that we want the renderer to be.  We keep this in a separate
   // variable because resizing is async.
   gfx::Size requested_size_;
 
+  // The texture layer for this view when using browser-side compositing.
+  WebKit::WebExternalTextureLayer texture_layer_;
+
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewAndroid);
 };
 
 } // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_ANDROID_H_