Make LayerTreeHost::animateLayers take a wall clock time in addition to a monotonic time

cc/layer_tree_host.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_LAYER_TREE_HOST_H_
 #define CC_LAYER_TREE_HOST_H_
 
 #include <limits>
 
 #include "base/basictypes.h"
@@ skipping 71 matching lines @@
     // Returns true if any LayerTreeHost is alive.
     static bool anyLayerTreeHostInstanceExists();
 
     static bool needsFilterContext() { return s_needsFilterContext; }
     static void setNeedsFilterContext(bool needsFilterContext) { s_needsFilterContext = needsFilterContext; }
     bool needsSharedContext() const { return needsFilterContext() || settings().acceleratePainting; }
 
     // LayerTreeHost interface to Proxy.
     void willBeginFrame() { m_client->willBeginFrame(); }
     void didBeginFrame();
-    void updateAnimations(base::TimeTicks monotonicFrameBeginTime);
+    void updateAnimations(base::TimeTicks monotonicFrameBeginTime, base::Time wallClockFrameBeginTime);
     void didStopFlinging();
     void layout();
     void beginCommitOnImplThread(LayerTreeHostImpl*);
     void finishCommitOnImplThread(LayerTreeHostImpl*);
     void willCommit();
     void commitComplete();
     scoped_ptr<OutputSurface> createOutputSurface();
     scoped_ptr<InputHandler> createInputHandler();
     virtual scoped_ptr<LayerTreeHostImpl> createLayerTreeHostImpl(LayerTreeHostImplClient*);
     void didLoseOutputSurface();
@@ skipping 116 matching lines @@
     bool paintMasksForRenderSurface(Layer*, ResourceUpdateQueue&);
 
     void updateLayers(Layer*, ResourceUpdateQueue&);
     void triggerPrepaint();
 
     void prioritizeTextures(const LayerList&, OverdrawMetrics&); 
     void setPrioritiesForSurfaces(size_t surfaceMemoryBytes);
     void setPrioritiesForLayers(const LayerList&);
     size_t calculateMemoryForRenderSurfaces(const LayerList& updateList);
 
-    void animateLayers(base::TimeTicks monotonicTime);
+    void animateLayers(base::TimeTicks monotonicTime, base::Time wallClockTime);
     bool animateLayersRecursive(Layer* current, base::TimeTicks time);
     void setAnimationEventsRecursive(const AnimationEventsVector&, Layer*, base::Time wallClockTime);
 
     bool m_animating;
     bool m_needsFullTreeSync;
 
     base::CancelableClosure m_prepaintCallback;
 
     LayerTreeHostClient* m_client;
     scoped_ptr<Proxy> m_proxy;
@@ skipping 37 matching lines @@
     scoped_ptr<AnimationRegistrar> m_animationRegistrar;
 
     static bool s_needsFilterContext;
 
     DISALLOW_COPY_AND_ASSIGN(LayerTreeHost);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYER_TREE_HOST_H_