Merge 114475 - [chromium] Ensure RateLimiter waits for Swapbuffers completion

Source/WebCore/platform/graphics/chromium/cc/CCProxy.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 73 matching lines @@
     virtual void setNeedsAnimate() = 0;
     virtual void setNeedsCommit() = 0;
     virtual void setNeedsRedraw() = 0;
     virtual void setVisible(bool) = 0;
 
     virtual bool commitRequested() const = 0;
 
     virtual void start() = 0; // Must be called before using the proxy.
     virtual void stop() = 0; // Must be called before deleting the proxy.
 
+    // Forces 3D commands on all contexts to wait for all previous SwapBuffers to finish before executing in the GPU
+    // process.
+    virtual void forceSerializeOnSwapBuffers() = 0;
+
     // Maximum number of sub-region texture updates supported for each commit.
     virtual size_t maxPartialTextureUpdates() const = 0;
 
     // Debug hooks
 #ifndef NDEBUG
     static bool isMainThread();
     static bool isImplThread();
 #endif
 
     // Temporary hack while render_widget still does scheduling for CCLayerTreeHostMainThreadI
     virtual GraphicsContext3D* context() = 0;
 
     // Testing hooks
     virtual void loseContext() = 0;
 
 #ifndef NDEBUG
     static void setCurrentThreadIsImplThread(bool);
 #endif
 
 protected:
     CCProxy();
     friend class DebugScopedSetImplThread;
 };
 
 }
 
 #endif