Compositor Animation Timelines: Fix frame swapping tests in WebFrameTest.cpp

third_party/WebKit/Source/core/page/Page.cpp

Index: third_party/WebKit/Source/core/page/Page.cpp
diff --git a/third_party/WebKit/Source/core/page/Page.cpp b/third_party/WebKit/Source/core/page/Page.cpp
index a282c4cd654a998ee7201054f1e7b3031e22c9e3..1978f7d607be1bf4d7316acde4a4d7c44f969f7f 100644
--- a/third_party/WebKit/Source/core/page/Page.cpp
+++ b/third_party/WebKit/Source/core/page/Page.cpp
@@ -573,10 +573,16 @@ DEFINE_TRACE(Page)
     MemoryPurgeClient::trace(visitor);
 }
 
-void Page::willCloseLayerTreeView()
+void Page::layerTreeViewInitialized(WebLayerTreeView& layerTreeView)
+{
+    if (scrollingCoordinator())
+        scrollingCoordinator()->layerTreeViewInitialized(layerTreeView);
+}
+
+void Page::willCloseLayerTreeView(WebLayerTreeView& layerTreeView)
 {
     if (m_scrollingCoordinator)
-        m_scrollingCoordinator->willCloseLayerTreeView();
+        m_scrollingCoordinator->willCloseLayerTreeView(layerTreeView);
 }
 
 void Page::willBeDestroyed()