Delete a bunch of noop paint invalidation code.

sky/engine/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 121 matching lines @@
     virtual bool endActiveFlingAnimation() override;
     virtual void setShowPaintRects(bool) override;
     void setShowDebugBorders(bool);
     virtual void setShowFPSCounter(bool) override;
     virtual void setContinuousPaintingEnabled(bool) override;
     virtual void setShowScrollBottleneckRects(bool) override;
 
     virtual void acceptLanguagesChanged() override;
 
     // WebViewImpl
-
     HitTestResult coreHitTestResultAt(const WebPoint&);
-    void suppressInvalidations(bool enable);
-    void invalidateRect(const IntRect&);
 
     void setIgnoreInputEvents(bool newValue);
     void setBackgroundColorOverride(WebColor);
 
     Color baseBackgroundColor() const { return m_baseBackgroundColor; }
 
     LocalFrame* focusedCoreFrame() const;
 
     // Returns the currently focused Element or null if no element has focus.
     Element* focusedElement() const;
@@ skipping 193 matching lines @@
     bool m_userGestureObserved;
 };
 
 // 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  // SKY_ENGINE_WEB_WEBVIEWIMPL_H_