Add API to route end of fling messages from WebLayerTreeView to InputHandler

cc/layer_tree_host.cc

 // 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.
 
 #include "cc/layer_tree_host.h"
 
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/message_loop.h"
 #include "base/string_number_conversions.h"
@@ skipping 204 matching lines @@
 void LayerTreeHost::updateAnimations(base::TimeTicks frameBeginTime)
 {
     m_animating = true;
     m_client->animate((frameBeginTime - base::TimeTicks()).InSecondsF());
     animateLayers(frameBeginTime);
     m_animating = false;
 
     m_renderingStats.numAnimationFrames++;
 }
 
+void LayerTreeHost::didStopFlinging()
+{
+  m_proxy->mainThreadHasStoppedFlinging();
+}
+
 void LayerTreeHost::layout()
 {
     m_client->layout();
 }
 
 void LayerTreeHost::beginCommitOnImplThread(LayerTreeHostImpl* hostImpl)
 {
     DCHECK(m_proxy->isImplThread());
     TRACE_EVENT0("cc", "LayerTreeHost::commitTo");
 }
@@ skipping 632 matching lines @@
             else
                 layer->notifyAnimationFinished(wallClockTime.ToDoubleT());
         }
     }
 
     for (size_t childIndex = 0; childIndex < layer->children().size(); ++childIndex)
         setAnimationEventsRecursive(events, layer->children()[childIndex].get(), wallClockTime);
 }
 
 }  // namespace cc