Remove dead code processing wheel gesture phase.

third_party/WebKit/Source/core/page/scrolling/ScrollingCoordinator.cpp

Index: third_party/WebKit/Source/core/page/scrolling/ScrollingCoordinator.cpp
diff --git a/third_party/WebKit/Source/core/page/scrolling/ScrollingCoordinator.cpp b/third_party/WebKit/Source/core/page/scrolling/ScrollingCoordinator.cpp
index 33e635cea6a762e63eabe53ab0734761e724d14a..185a3b5394f58aa92b4e2e7b321b828f831b107a 100644
--- a/third_party/WebKit/Source/core/page/scrolling/ScrollingCoordinator.cpp
+++ b/third_party/WebKit/Source/core/page/scrolling/ScrollingCoordinator.cpp
@@ -1101,22 +1101,6 @@ void ScrollingCoordinator::frameViewRootLayerDidChange(FrameView* frameView) {
   notifyGeometryChanged();
 }
 
-#if OS(MACOSX)
-void ScrollingCoordinator::handleWheelEventPhase(
-    PlatformWheelEventPhase phase) {
-  DCHECK(isMainThread());
-
-  if (!m_page)
-    return;
-
-  FrameView* frameView = m_page->deprecatedLocalMainFrame()->view();
-  if (!frameView)
-    return;
-
-  frameView->scrollAnimator().handleWheelEventPhase(phase);
-}
-#endif
-
 bool ScrollingCoordinator::hasVisibleSlowRepaintViewportConstrainedObjects(
     FrameView* frameView) const {
   const FrameView::ViewportConstrainedObjectSet* viewportConstrainedObjects =