Plumb selection bounds as a single unit

Source/web/ChromeClientImpl.h

 /*
  * 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 123 matching lines @@
 
     virtual GraphicsLayerFactory* graphicsLayerFactory() const override;
 
     // Pass 0 as the GraphicsLayer to detatch the root layer.
     virtual void attachRootGraphicsLayer(GraphicsLayer*, LocalFrame* localRoot) override;
 
     virtual void enterFullScreenForElement(Element*) override;
     virtual void exitFullScreenForElement(Element*) override;
 
     virtual void clearCompositedSelectionBounds() override;
-    virtual void updateCompositedSelectionBounds(const blink::CompositedSelectionBound& anchor, const blink::CompositedSelectionBound& focus) override;
+    virtual void updateCompositedSelectionBounds(const blink::CompositedSelectionBounds&) override;
 
     // ChromeClient methods:
     virtual void postAccessibilityNotification(AXObject*, AXObjectCache::AXNotification) override;
     virtual String acceptLanguages() override;
 
     // ChromeClientImpl:
     void setCursorForPlugin(const WebCursorInfo&);
     void setNewWindowNavigationPolicy(WebNavigationPolicy);
 
     virtual bool hasOpenedPopup() const override;
@@ skipping 34 matching lines @@
     WindowFeatures m_windowFeatures;
 
     PagePopupDriver* m_pagePopupDriver;
 };
 
 DEFINE_TYPE_CASTS(ChromeClientImpl, ChromeClient, client, client->isChromeClientImpl(), client.isChromeClientImpl());
 
 } // namespace blink
 
 #endif