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

webkit/compositor_bindings/web_layer_tree_view_impl.cc

Index: webkit/compositor_bindings/web_layer_tree_view_impl.cc
diff --git a/webkit/compositor_bindings/web_layer_tree_view_impl.cc b/webkit/compositor_bindings/web_layer_tree_view_impl.cc
index 9787f03627aee46a79af5d757ef4a8a0d4f86578..5b052d406c1862e24c0bb93d3ca947f983fd6596 100644
--- a/webkit/compositor_bindings/web_layer_tree_view_impl.cc
+++ b/webkit/compositor_bindings/web_layer_tree_view_impl.cc
@@ -156,6 +156,11 @@ void WebLayerTreeViewImpl::updateAnimations(double frameBeginTimeSeconds)
     m_layerTreeHost->updateAnimations(frameBeginTime);
 }
 
+void WebLayerTreeViewImpl::mainThreadHasStoppedFlinging()
+{
+    m_layerTreeHost->mainThreadHasStoppedFlinging();
+}
+
 bool WebLayerTreeViewImpl::compositeAndReadback(void *pixels, const WebRect& rect)
 {
     return m_layerTreeHost->compositeAndReadback(pixels, rect);