Use outlineBox if we have an outline or shadow

Source/core/rendering/RenderBlock.h

Index: Source/core/rendering/RenderBlock.h
diff --git a/Source/core/rendering/RenderBlock.h b/Source/core/rendering/RenderBlock.h
index 5907dc28abbb75be260c603ac3c1b7f00e75dad1..f61395fc66374c1f398ee17edd8d719ff5dd987f 100644
--- a/Source/core/rendering/RenderBlock.h
+++ b/Source/core/rendering/RenderBlock.h
@@ -290,7 +290,13 @@ protected:
     virtual void layout() OVERRIDE;
     virtual bool updateImageLoadingPriorities() OVERRIDE FINAL;
 
-    void layoutPositionedObjects(bool relayoutChildren, bool fixedPositionObjectsOnly = false);
+    enum LayoutPositionedInfo {

[Julien - ping for review, 2014/03/08 01:26:53]

How about PositionedLayoutBehavior? (info isn't really the word here, it's more
like the behavior / reason for layout)

[dsinclair, 2014/03/10 00:22:51]

Done.

+        LayoutPositionedDefault,

[Julien - ping for review, 2014/03/08 01:26:53]

Maybe just DefaultLayout?

[dsinclair, 2014/03/10 00:22:51]

Done.

+        LayoutPositionedOnlyFixed,

[Julien - ping for review, 2014/03/08 01:26:53]

LayoutOnlyFixedPositionedObjects

[dsinclair, 2014/03/10 00:22:51]

Done.

+        LayoutPositionedContainingBlockMoved

[Julien - ping for review, 2014/03/08 01:26:53]

ForcedLayoutAfterContainingBlockMoved

[dsinclair, 2014/03/10 00:22:51]

Done.

+    };
+
+    void layoutPositionedObjects(bool relayoutChildren, LayoutPositionedInfo = LayoutPositionedDefault);
     void markFixedPositionObjectForLayoutIfNeeded(RenderObject* child, SubtreeLayoutScope&);
 
     LayoutUnit marginIntrinsicLogicalWidthForChild(RenderBox* child) const;