Remove ScrollableArea::GetFrameViewBase and move ScheduleAnimation into subclasses.

third_party/WebKit/Source/web/ChromeClientImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 536 matching lines @@
 
 bool ChromeClientImpl::TabsToLinks() {
   return web_view_->TabsToLinks();
 }
 
 void ChromeClientImpl::InvalidateRect(const IntRect& update_rect) {
   if (!update_rect.IsEmpty())
     web_view_->InvalidateRect(update_rect);
 }
 
-void ChromeClientImpl::ScheduleAnimation(FrameViewBase* frame_view_base) {
-  DCHECK(frame_view_base->IsFrameView());
-  FrameView* view = ToFrameView(frame_view_base);
-  LocalFrame* frame = view->GetFrame().LocalFrameRoot();
-
+void ChromeClientImpl::ScheduleAnimation(LocalFrame* frame) {
+  frame = frame->LocalFrameRoot();
   // If the frame is still being created, it might not yet have a WebWidget.
   // FIXME: Is this the right thing to do? Is there a way to avoid having
   // a local frame root that doesn't have a WebWidget? During initialization
   // there is no content to draw so this call serves no purpose.
   if (WebLocalFrameImpl::FromFrame(frame) &&
       WebLocalFrameImpl::FromFrame(frame)->FrameWidget())
     WebLocalFrameImpl::FromFrame(frame)->FrameWidget()->ScheduleAnimation();
 }
 
 IntRect ChromeClientImpl::ViewportToScreen(
@@ skipping 661 matching lines @@
   if (RuntimeEnabledFeatures::presentationEnabled())
     PresentationController::ProvideTo(frame, client->PresentationClient());
   if (RuntimeEnabledFeatures::audioOutputDevicesEnabled()) {
     ProvideAudioOutputDeviceClientTo(frame,
                                      new AudioOutputDeviceClientImpl(frame));
   }
   InstalledAppController::ProvideTo(frame, client->GetRelatedAppsFetcher());
 }
 
 }  // namespace blink