Moved viewport layer registration into WebViewImpl.

third_party/WebKit/Source/web/WebViewImpl.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 407 matching lines @@
     LocalDOMWindow* pagePopupWindow() const;
 
     // Returns the input event we're currently processing. This is used in some
     // cases where the WebCore DOM event doesn't have the information we need.
     static const WebInputEvent* currentInputEvent()
     {
         return m_currentInputEvent;
     }
 
     GraphicsLayer* rootGraphicsLayer();
+    void registerViewportLayersWithCompositor();
     PaintLayerCompositor* compositor() const;
     void scheduleAnimation();
     CompositorAnimationTimeline* linkHighlightsTimeline() const { return m_linkHighlightsTimeline.get(); }
 
     WebViewScheduler* scheduler() const override;
     void setVisibilityState(WebPageVisibilityState, bool) override;
 
     bool hasOpenedPopup() const { return m_pagePopup.get(); }
 
     // Returns true if the event leads to scrolling.
@@ skipping 333 matching lines @@
     bool m_overrideCompositorVisibility;
 };
 
 // We have no ways to check if the specified WebView is an instance of
 // WebViewImpl because WebViewImpl is the only implementation of WebView.
 DEFINE_TYPE_CASTS(WebViewImpl, WebView, webView, true, true);
 
 } // namespace blink
 
 #endif