cc: Redraw incomplete frames when new texture uploads finish

cc/single_thread_proxy.h

 // Copyright 2011 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 CC_SINGLE_THREAD_PROXY_H_
 #define CC_SINGLE_THREAD_PROXY_H_
 
 #include <limits>
 
 #include "base/time.h"
@@ skipping 36 matching lines @@
     virtual bool commitPendingForTesting() OVERRIDE;
     virtual skia::RefPtr<SkPicture> capturePicture() OVERRIDE;
 
     // LayerTreeHostImplClient implementation
     virtual void didLoseOutputSurfaceOnImplThread() OVERRIDE { }
     virtual void onSwapBuffersCompleteOnImplThread() OVERRIDE;
     virtual void onVSyncParametersChanged(base::TimeTicks timebase, base::TimeDelta interval) OVERRIDE { }
     virtual void onCanDrawStateChanged(bool canDraw) OVERRIDE { }
     virtual void onHasPendingTreeStateChanged(bool havePendingTree) OVERRIDE;
     virtual void setNeedsRedrawOnImplThread() OVERRIDE;
+    virtual void didSwapUseIncompleteTextureOnImplThread() OVERRIDE;
+    virtual void didUploadVisibleHighResolutionTileOnImplTread() OVERRIDE;
     virtual void setNeedsCommitOnImplThread() OVERRIDE;
     virtual void setNeedsManageTilesOnImplThread() OVERRIDE;
     virtual void postAnimationEventsToMainThreadOnImplThread(scoped_ptr<AnimationEventsVector>, base::Time wallClockTime) OVERRIDE;
     virtual bool reduceContentsTextureMemoryOnImplThread(size_t limitBytes, int priorityCutoff) OVERRIDE;
     virtual void sendManagedMemoryStats() OVERRIDE;
+    virtual bool isInsideDraw() OVERRIDE;
 
     // Called by the legacy path where RenderWidget does the scheduling.
     void compositeImmediately();
 
 private:
     explicit SingleThreadProxy(LayerTreeHost*);
 
     bool commitAndComposite();
     void doCommit(scoped_ptr<ResourceUpdateQueue>);
     bool doComposite();
     void didSwapFrame();
 
     // Accessed on main thread only.
     LayerTreeHost* m_layerTreeHost;
     bool m_outputSurfaceLost;
 
     // Holds on to the context between initializeContext() and initializeRenderer() calls. Shouldn't
     // be used for anything else.
     scoped_ptr<OutputSurface> m_outputSurfaceBeforeInitialization;
 
     // Used on the Thread, but checked on main thread during initialization/shutdown.
     scoped_ptr<LayerTreeHostImpl> m_layerTreeHostImpl;
     bool m_rendererInitialized;
     RendererCapabilities m_RendererCapabilitiesForMainThread;
 
     bool m_nextFrameIsNewlyCommittedFrame;
 
+    bool m_insideDraw;
+
     base::TimeDelta m_totalCommitTime;
     size_t m_totalCommitCount;
 };
 
 // For use in the single-threaded case. In debug builds, it pretends that the
 // code is running on the impl thread to satisfy assertion checks.
 class DebugScopedSetImplThread {
 public:
     explicit DebugScopedSetImplThread(Proxy* proxy)
         : m_proxy(proxy)
@@ skipping 48 matching lines @@
     {
     }
 private:
     DebugScopedSetImplThread m_implThread;
     DebugScopedSetMainThreadBlocked m_mainThreadBlocked;
 };
 
 } // namespace cc
 
 #endif  // CC_SINGLE_THREAD_PROXY_H_