[CSS Regions] Elements in a region should be assignable to a named flow

Source/core/dom/Element.h

Index: Source/core/dom/Element.h
diff --git a/Source/core/dom/Element.h b/Source/core/dom/Element.h
index 521ff69970b4afc6536379ca8139f1a627f4ca24..0efe611f025884a132ddca817bd50eadfe1d1030 100644
--- a/Source/core/dom/Element.h
+++ b/Source/core/dom/Element.h
@@ -481,6 +481,9 @@ public:
 
     bool isUnresolvedCustomElement();
 
+    void setIsDOMChildOfRegion(bool);
+    bool isDOMChildOfRegion() const;

[esprehn, 2013/06/28 20:29:36]

Remove "DOM" from the name. This is an Element so it's all DOM.

+
     void setRegionOversetState(RegionOversetState);
     RegionOversetState regionOversetState() const;
 
@@ -605,6 +608,7 @@ public:
     PassRefPtr<RenderStyle> originalStyleForRenderer();
 
     RenderRegion* renderRegion() const;
+    virtual bool shouldMoveToFlowThread(RenderStyle*) const;
     const AtomicString& webkitRegionOverset() const;
     Vector<RefPtr<Range> > webkitGetRegionFlowRanges() const;