Delete a bunch of noop paint invalidation code.

sky/engine/core/page/Chrome.cpp

 /*
  * Copyright (C) 2006, 2007, 2009, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2012, Samsung Electronics. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 33 matching lines @@
 
 Chrome::~Chrome()
 {
 }
 
 PassOwnPtr<Chrome> Chrome::create(Page* page, ChromeClient* client)
 {
     return adoptPtr(new Chrome(page, client));
 }
 
-void Chrome::invalidateContentsAndRootView(const IntRect& updateRect)
-{
-    m_client->invalidateContentsAndRootView(updateRect);
-}
-
-void Chrome::invalidateContentsForSlowScroll(const IntRect& updateRect)
-{
-    m_client->invalidateContentsForSlowScroll(updateRect);
-}
-
 IntRect Chrome::rootViewToScreen(const IntRect& rect) const
 {
     return m_client->rootViewToScreen(rect);
 }
 
 blink::WebScreenInfo Chrome::screenInfo() const
 {
     return m_client->screenInfo();
 }
 
@@ skipping 66 matching lines @@
     m_page->animator().setAnimationFramePending();
     m_client->scheduleAnimation();
 }
 
 void Chrome::willBeDestroyed()
 {
     m_client->chromeDestroyed();
 }
 
 } // namespace blink