Enable chromium_code=1 on Windows

Source/core/rendering/RenderLayer.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  *
  * Portions are Copyright (C) 1998 Netscape Communications Corporation.
  *
  * Other contributors:
  *   Robert O'Callahan <roc+@cs.cmu.edu>
  *   David Baron <dbaron@fas.harvard.edu>
  *   Christian Biesinger <cbiesinger@web.de>
  *   Randall Jesup <rjesup@wgate.com>
@@ skipping 3765 matching lines @@
         || renderer()->hasMask()
         || renderer()->isTableRow()
         || renderer()->isCanvas()
         || renderer()->isVideo()
         || renderer()->isEmbeddedObject()
         || renderer()->isRenderIFrame();
 }
 
 void RenderLayer::updateSelfPaintingLayer()
 {
     bool isSelfPaintingLayer = shouldBeSelfPaintingLayer();

[Nico, 2013/11/06 05:03:14]

Ugh, this shadows the member function of the same name. Maybe
newIsSelfPaitingLayer? (then you can call the method instead of casting in the
next line)

-    if (m_isSelfPaintingLayer == isSelfPaintingLayer)
+    if (static_cast<bool>(m_isSelfPaintingLayer) == isSelfPaintingLayer)
         return;
 
     m_isSelfPaintingLayer = isSelfPaintingLayer;
     if (!parent())
         return;
     if (isSelfPaintingLayer)
         parent()->setAncestorChainHasSelfPaintingLayerDescendant();
     else
         parent()->dirtyAncestorChainHasSelfPaintingLayerDescendantStatus();
 }
@@ skipping 365 matching lines @@
     }
 }
 
 void showLayerTree(const WebCore::RenderObject* renderer)
 {
     if (!renderer)
         return;
     showLayerTree(renderer->enclosingLayer());
 }
 #endif