cc: Check for completed raster tasks at interval.

cc/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_THREAD_PROXY_H_
 #define CC_THREAD_PROXY_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time.h"
@@ skipping 47 matching lines @@
     virtual bool commitPendingForTesting() 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 hasPendingTree) OVERRIDE;
     virtual void setNeedsRedrawOnImplThread() OVERRIDE;
     virtual void didUploadVisibleHighResolutionTileOnImplThread() OVERRIDE;
+    virtual void didDetectIdleRasterOnImplThread() OVERRIDE;
     virtual void setNeedsCommitOnImplThread() OVERRIDE;
     virtual void setNeedsManageTilesOnImplThread() OVERRIDE;
+    virtual void setNeedsCheckForCompletedRasterTasksOnImplThread() OVERRIDE;
     virtual void postAnimationEventsToMainThreadOnImplThread(scoped_ptr<AnimationEventsVector>, base::Time wallClockTime) OVERRIDE;
     virtual bool reduceContentsTextureMemoryOnImplThread(size_t limitBytes, int priorityCutoff) OVERRIDE;
     virtual void reduceWastedContentsTextureMemoryOnImplThread() OVERRIDE;
     virtual void sendManagedMemoryStats() OVERRIDE;
     virtual bool isInsideDraw() OVERRIDE;
     virtual void renewTreePriority() OVERRIDE;
 
     // SchedulerClient implementation
     virtual void scheduledActionBeginFrame() OVERRIDE;
     virtual ScheduledActionDrawAndSwapResult scheduledActionDrawAndSwapIfPossible() OVERRIDE;
@@ skipping 48 matching lines @@
     void requestReadbackOnImplThread(ReadbackRequest*);
     void requestStartPageScaleAnimationOnImplThread(gfx::Vector2d targetOffset, bool useAnchor, float scale, base::TimeDelta duration);
     void finishAllRenderingOnImplThread(CompletionEvent*);
     void initializeImplOnImplThread(CompletionEvent*, InputHandler*);
     void setSurfaceReadyOnImplThread();
     void setVisibleOnImplThread(CompletionEvent*, bool);
     void initializeOutputSurfaceOnImplThread(scoped_ptr<OutputSurface>);
     void initializeRendererOnImplThread(CompletionEvent*, bool* initializeSucceeded, RendererCapabilities*);
     void layerTreeHostClosedOnImplThread(CompletionEvent*);
     void manageTilesOnImplThread();
+    void checkForCompletedRasterTasksOnImplThread();
     void setFullRootLayerDamageOnImplThread();
     void acquireLayerTexturesForMainThreadOnImplThread(CompletionEvent*);
     void recreateOutputSurfaceOnImplThread(CompletionEvent*, scoped_ptr<OutputSurface>, bool* recreateSucceeded, RendererCapabilities*);
     void renderingStatsOnImplThread(CompletionEvent*, RenderingStats*);
     ScheduledActionDrawAndSwapResult scheduledActionDrawAndSwapInternal(bool forcedDraw);
     void forceSerializeOnSwapBuffersOnImplThread(CompletionEvent*);
     void setNeedsForcedCommitOnImplThread();
     void checkOutputSurfaceStatusOnImplThread();
     void commitPendingOnImplThreadForTesting(CommitPendingRequest* request);
     void capturePictureOnImplThread(CompletionEvent*, skia::RefPtr<SkPicture>*);
     void asValueOnImplThread(CompletionEvent*, base::DictionaryValue*) const;
     void renewTreePriorityOnImplThread();
     void didSwapUseIncompleteTileOnImplThread();
 
     // Accessed on main thread only.
     bool m_animateRequested; // Set only when setNeedsAnimate is called.
     bool m_commitRequested; // Set only when setNeedsCommit is called.
     bool m_commitRequestSentToImplThread; // Set by setNeedsCommit and setNeedsAnimate.
     base::CancelableClosure m_outputSurfaceRecreationCallback;
     LayerTreeHost* m_layerTreeHost;
     bool m_rendererInitialized;
     RendererCapabilities m_RendererCapabilitiesMainThreadCopy;
     bool m_started;
     bool m_texturesAcquired;
     bool m_inCompositeAndReadback;
     bool m_manageTilesPending;
+    bool m_checkForCompletedRasterTasksPending;
     // Weak pointer to use when posting tasks to the impl thread.
     base::WeakPtr<ThreadProxy> m_implThreadWeakPtr;
 
     base::WeakPtrFactory<ThreadProxy> m_weakFactoryOnImplThread;
 
     base::WeakPtr<ThreadProxy> m_mainThreadWeakPtr;
     base::WeakPtrFactory<ThreadProxy> m_weakFactory;
 
+    base::WeakPtrFactory<ThreadProxy>
+        m_weakCheckForCompletedRasterTasksFactory;
+
     scoped_ptr<LayerTreeHostImpl> m_layerTreeHostImpl;
 
     scoped_ptr<InputHandler> m_inputHandlerOnImplThread;
 
     scoped_ptr<Scheduler> m_schedulerOnImplThread;
 
     // Holds on to the context we might use for compositing in between initializeContext()
     // and initializeRenderer() calls.
     scoped_ptr<OutputSurface> m_outputSurfaceBeforeInitializationOnImplThread;
 
@@ skipping 27 matching lines @@
     bool m_deferCommits;
     scoped_ptr<BeginFrameAndCommitState> m_pendingDeferredCommit;
 
     base::TimeTicks m_smoothnessTakesPriorityExpirationTime;
     bool m_renewTreePriorityOnImplThreadPending;
 };
 
 }  // namespace cc
 
 #endif  // CC_THREAD_PROXY_H_