[WebView] Fix issue with transparent background.

android_webview/browser/shared_renderer_state.h

 // Copyright 2014 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 ANDROID_WEBVIEW_BROWSER_SHARED_RENDERER_STATE_H_
 #define ANDROID_WEBVIEW_BROWSER_SHARED_RENDERER_STATE_H_
 
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/synchronization/lock.h"
@@ skipping 13 matching lines @@
 namespace android_webview {
 
 class BrowserViewRendererClient;
 
 // Set by BrowserViewRenderer and read by HardwareRenderer.
 struct DrawGLInput {
   gfx::Vector2d scroll_offset;
   int width;
   int height;
   cc::CompositorFrame frame;
-  bool has_transparent_background;
 
   DrawGLInput();
   ~DrawGLInput();
 };
 
 // This class is used to pass data between UI thread and RenderThread.
 class SharedRendererState {
  public:
   SharedRendererState(scoped_refptr<base::MessageLoopProxy> ui_loop,
                       BrowserViewRendererClient* client);
@@ skipping 27 matching lines @@
   mutable base::Lock lock_;
   scoped_ptr<DrawGLInput> draw_gl_input_;
   bool hardware_allowed_;
   gpu::GLInProcessContext* share_context_;
   cc::ReturnedResourceArray returned_resources_;
 };
 
 }  // namespace android_webview
 
 #endif  // ANDROID_WEBVIEW_BROWSER_SHARED_RENDERER_STATE_H_