Turn FrameView's paintBehavior into a real global

Source/core/paint/DeprecatedPaintLayer.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 392 matching lines @@
     if (!m_transform)
         return TransformationMatrix();
     return *m_transform;
 }
 
 TransformationMatrix DeprecatedPaintLayer::renderableTransform(PaintBehavior paintBehavior) const
 {
     if (!m_transform)
         return TransformationMatrix();
 
-    if (paintBehavior & PaintBehaviorFlattenCompositingLayers) {
+    if (gGlobalPaintFlags & GlobalPaintFlattenCompositingLayers) {
         TransformationMatrix matrix = *m_transform;
         makeMatrixRenderable(matrix, false /* flatten 3d */);
         return matrix;
     }
 
     return *m_transform;
 }
 
 // Convert a bounding box from flow thread coordinates, relative to |layer|, to visual coordinates, relative to |ancestorLayer|.
 // See http://www.chromium.org/developers/design-documents/multi-column-layout for more info on these coordinate types.
@@ skipping 1947 matching lines @@
     return m_compositedDeprecatedPaintLayerMapping && m_compositedDeprecatedPaintLayerMapping->hasMaskLayer();
 }
 
 bool DeprecatedPaintLayer::hasCompositedClippingMask() const
 {
     return m_compositedDeprecatedPaintLayerMapping && m_compositedDeprecatedPaintLayerMapping->hasChildClippingMaskLayer();
 }
 
 bool DeprecatedPaintLayer::paintsWithTransform(PaintBehavior paintBehavior) const
 {
-    return (transform() || layoutObject()->style()->position() == FixedPosition) && ((paintBehavior & PaintBehaviorFlattenCompositingLayers) || compositingState() != PaintsIntoOwnBacking);
+    return (transform() || layoutObject()->style()->position() == FixedPosition) && ((gGlobalPaintFlags & GlobalPaintFlattenCompositingLayers) || compositingState() != PaintsIntoOwnBacking);
 }
 
 bool DeprecatedPaintLayer::backgroundIsKnownToBeOpaqueInRect(const LayoutRect& localRect) const
 {
     if (!isSelfPaintingLayer() && !hasSelfPaintingLayerDescendant())
         return false;
 
     if (paintsWithTransparency(PaintBehaviorNormal))
         return false;
 
@@ skipping 349 matching lines @@
 
 void showLayerTree(const blink::LayoutObject* layoutObject)
 {
     if (!layoutObject) {
         fprintf(stderr, "Cannot showLayerTree. Root is (nil)\n");
         return;
     }
     showLayerTree(layoutObject->enclosingLayer());
 }
 #endif