Avoid RenderObject::paintInvalidationForWholeRenderer() if possible

Source/core/rendering/RenderProgress.cpp

 /*
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 34 matching lines @@
 }
 
 void RenderProgress::updateFromElement()
 {
     HTMLProgressElement* element = progressElement();
     if (m_position == element->position())
         return;
     m_position = element->position();
 
     updateAnimationState();
-    paintInvalidationForWholeRenderer();
+    setShouldDoFullPaintInvalidation(true);
     RenderBlockFlow::updateFromElement();
 }
 
 double RenderProgress::animationProgress() const
 {
     return m_animating ? (fmod((currentTime() - m_animationStartTime), m_animationDuration) / m_animationDuration) : 0;
 }
 
 bool RenderProgress::isDeterminate() const
 {
     return (HTMLProgressElement::IndeterminatePosition != position()
             && HTMLProgressElement::InvalidPosition != position());
 }
 
 void RenderProgress::animationTimerFired(Timer<RenderProgress>*)
 {
-    paintInvalidationForWholeRenderer();
+    setShouldDoFullPaintInvalidation(true);
     if (!m_animationTimer.isActive() && m_animating)
         m_animationTimer.startOneShot(m_animationRepeatInterval, FROM_HERE);
 }
 
 void RenderProgress::updateAnimationState()
 {
     m_animationDuration = RenderTheme::theme().animationDurationForProgressBar(this);
     m_animationRepeatInterval = RenderTheme::theme().animationRepeatIntervalForProgressBar(this);
 
     bool animating = style()->hasAppearance() && m_animationDuration > 0;
@@ skipping 14 matching lines @@
         return 0;
 
     if (isHTMLProgressElement(*node()))
         return toHTMLProgressElement(node());
 
     ASSERT(node()->shadowHost());
     return toHTMLProgressElement(node()->shadowHost());
 }
 
 } // namespace blink