Merge 98185 - [chromium] Make setVisibility extension- and thread-correct

Source/WebCore/platform/graphics/chromium/cc/CCLayerTreeHost.h

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 64 matching lines @@
     bool showFPSCounter;
     bool showPlatformLayerTree;
 };
 
 // Provides information on an Impl's rendering capabilities back to the CCLayerTreeHost
 struct LayerRendererCapabilities {
     LayerRendererCapabilities()
         : bestTextureFormat(0)
         , usingMapSub(false)
         , usingAcceleratedPainting(false)
+        , usingSetVisibility(false)
         , maxTextureSize(0) { }
 
     GC3Denum bestTextureFormat;
     bool usingMapSub;
     bool usingAcceleratedPainting;
+    bool usingSetVisibility;
     int maxTextureSize;
 };
 
 class CCLayerTreeHost : public RefCounted<CCLayerTreeHost> {
 public:
     static PassRefPtr<CCLayerTreeHost> create(CCLayerTreeHostClient*, PassRefPtr<LayerChromium> rootLayer, const CCSettings&);
     virtual ~CCLayerTreeHost();
 
     // CCLayerTreeHost interface to CCProxy.
     void animateAndLayout(double frameBeginTime);
@@ skipping 82 matching lines @@
     CCSettings m_settings;
 
     IntSize m_viewportSize;
     TransformationMatrix m_zoomAnimatorTransform;
     bool m_visible;
 };
 
 }
 
 #endif