Give OOPIF FrameViews their own scroll animation timelines and hosts

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 50684c3e4732bfb1bb176a7f1530508540e1bb8e..8682e085f787a1c9003ba1ef308626484434e329 100644
--- a/third_party/WebKit/Source/core/page/Page.cpp
+++ b/third_party/WebKit/Source/core/page/Page.cpp
@@ -510,14 +510,16 @@ DEFINE_TRACE(Page) {
   PageVisibilityNotifier::trace(visitor);
 }
 
-void Page::layerTreeViewInitialized(WebLayerTreeView& layerTreeView) {
+void Page::layerTreeViewInitialized(WebLayerTreeView& layerTreeView,
+                                    FrameView* view) {
   if (scrollingCoordinator())
-    scrollingCoordinator()->layerTreeViewInitialized(layerTreeView);
+    scrollingCoordinator()->layerTreeViewInitialized(layerTreeView, view);
 }
 
-void Page::willCloseLayerTreeView(WebLayerTreeView& layerTreeView) {
+void Page::willCloseLayerTreeView(WebLayerTreeView& layerTreeView,
+                                  FrameView* view) {
   if (m_scrollingCoordinator)
-    m_scrollingCoordinator->willCloseLayerTreeView(layerTreeView);
+    m_scrollingCoordinator->willCloseLayerTreeView(layerTreeView, view);
 }
 
 void Page::willBeDestroyed() {