Implement WebGL's commit on the main thread

third_party/WebKit/Source/platform/graphics/OffscreenCanvasFrameDispatcherImpl.h

 // Copyright 2016 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 OffscreenCanvasFrameDispatcherImpl_h
 #define OffscreenCanvasFrameDispatcherImpl_h
 
 #include "cc/surfaces/surface_id.h"
 #include "platform/graphics/OffscreenCanvasFrameDispatcher.h"
 #include "public/platform/modules/offscreencanvas/offscreen_canvas_surface.mojom-blink.h"
 #include <memory>
 
 namespace blink {
 
 class PLATFORM_EXPORT OffscreenCanvasFrameDispatcherImpl final : public OffscreenCanvasFrameDispatcher {
 public:
     explicit OffscreenCanvasFrameDispatcherImpl(uint32_t clientId, uint32_t localId, uint64_t nonce, int width, int height);
 
     // OffscreenCanvasFrameDispatcher implementation.
     ~OffscreenCanvasFrameDispatcherImpl() override {}
-    void dispatchFrame() override;
+    void dispatchFrame(PassRefPtr<StaticBitmapImage>) override;

[danakj, 2016/09/09 20:51:42]

Are we still using PassRefPtr in new code or should it just be RefPtrs yet?

 
 private:
     const cc::SurfaceId m_surfaceId;
     const int m_width;
     const int m_height;
     mojom::blink::OffscreenCanvasFrameReceiverPtr m_service;
 };
 
 } // namespace blink
 
 #endif // OffscreenCanvasFrameDispatcherImpl_h