Turn FrameView's paintBehavior into a real global

Source/core/paint/DeprecatedPaintLayerPainter.cpp

Index: Source/core/paint/DeprecatedPaintLayerPainter.cpp
diff --git a/Source/core/paint/DeprecatedPaintLayerPainter.cpp b/Source/core/paint/DeprecatedPaintLayerPainter.cpp
index 7f4952ccb966adc95860644001972f0e3e07e7fc..dcf0db310a079c2b0053dff4f89cc7566c10c4ea 100644
--- a/Source/core/paint/DeprecatedPaintLayerPainter.cpp
+++ b/Source/core/paint/DeprecatedPaintLayerPainter.cpp
@@ -60,8 +60,8 @@ void DeprecatedPaintLayerPainter::paintLayer(GraphicsContext* context, const Dep
     DisableCompositingQueryAsserts disabler;
 
     if (m_paintLayer.compositingState() != NotComposited) {
-        if (paintingInfo.paintBehavior & PaintBehaviorFlattenCompositingLayers) {
-            // FIXME: ok, but what about PaintBehaviorFlattenCompositingLayers? That's for printing.
+        if (gGlobalPaintFlags & GlobalPaintFlattenCompositingLayers) {
+            // FIXME: ok, but what about GlobalPaintFlattenCompositingLayers? That's for printing and drag image.
             // FIXME: why isn't the code here global, as opposed to being set on each paintLayer() call?
             paintFlags |= PaintLayerUncachedClipRects;
         }
@@ -242,7 +242,7 @@ void DeprecatedPaintLayerPainter::paintLayerContents(GraphicsContext* context, c
             shouldPaintContent = atLeastOneFragmentIntersectsDamageRect(layerFragments, localPaintingInfo, paintFlags, offsetFromRoot);
     }
 
-    bool selectionOnly = localPaintingInfo.paintBehavior & PaintBehaviorSelectionOnly;
+    bool selectionOnly = gGlobalPaintFlags & GlobalPaintSelectionOnly;
     // If this layer's layoutObject is a child of the paintingRoot, we paint unconditionally, which
     // is done by passing a nil paintingRoot down to our layoutObject (as if no paintingRoot was ever set).
     // Else, our layout tree may or may not contain the painting root, so we pass that root along
@@ -454,7 +454,7 @@ bool DeprecatedPaintLayerPainter::shouldPaintLayerInSoftwareMode(const Deprecate
     DisableCompositingQueryAsserts disabler;
 
     return m_paintLayer.compositingState() == NotComposited
-        || (paintingInfo.paintBehavior & PaintBehaviorFlattenCompositingLayers)
+        || gGlobalPaintFlags & GlobalPaintFlattenCompositingLayers
         || ((paintFlags & PaintLayerPaintingReflection) && !m_paintLayer.has3DTransform())
         || paintForFixedRootBackground(&m_paintLayer, paintFlags);
 }