Separate repaint and layout requirements of StyleDifference (Step 1)

Source/core/rendering/RenderTextControlSingleLine.cpp

 /**
  * Copyright (C) 2006, 2007, 2010 Apple Inc. All rights reserved.
  *           (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * 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.
@@ skipping 220 matching lines @@
     if (RenderObject* viewPortRenderer = viewPort ? viewPort->renderer() : 0) {
         viewPortRenderer->style()->setHeight(Length());
         viewPortRenderer->style()->setWidth(Length());
     }
     Element* container = containerElement();
     if (RenderObject* containerRenderer = container ? container->renderer() : 0) {
         containerRenderer->style()->setHeight(Length());
         containerRenderer->style()->setWidth(Length());
     }
     RenderObject* innerTextRenderer = innerTextElement()->renderer();
-    if (innerTextRenderer && diff == StyleDifferenceLayout)
+    if (innerTextRenderer && diff.needsFullLayout())
         innerTextRenderer->setNeedsLayout();
     if (HTMLElement* placeholder = inputElement()->placeholderElement())
         placeholder->setInlineStyleProperty(CSSPropertyTextOverflow, textShouldBeTruncated() ? CSSValueEllipsis : CSSValueClip);
     setHasOverflowClip(false);
 }
 
 void RenderTextControlSingleLine::capsLockStateMayHaveChanged()
 {
     if (!node())
         return;
@@ skipping 169 matching lines @@
     if (innerTextElement())
         innerTextElement()->setScrollTop(newTop);
 }
 
 HTMLInputElement* RenderTextControlSingleLine::inputElement() const
 {
     return toHTMLInputElement(node());
 }
 
 }