Merge 113581

Source/WebCore/rendering/RenderBox.h

Index: Source/WebCore/rendering/RenderBox.h
===================================================================
--- Source/WebCore/rendering/RenderBox.h	(revision 115616)
+++ Source/WebCore/rendering/RenderBox.h	(working copy)
@@ -521,6 +521,32 @@
 
     void paintRootBoxFillLayers(const PaintInfo&);
 
+    // These functions are only used internally to manipulate the render tree structure via remove/insert/appendChildNode.
+    // Since they are typically called only to move objects around within anonymous blocks (which only have layers in
+    // the case of column spans), the default for fullRemoveInsert is false rather than true.
+    void moveChildTo(RenderBox* toBox, RenderObject* child, RenderObject* beforeChild, bool fullRemoveInsert = false);
+    void moveChildTo(RenderBox* to, RenderObject* child, bool fullRemoveInsert = false)
+    {
+        moveChildTo(to, child, 0, fullRemoveInsert);
+    }
+    void moveAllChildrenTo(RenderBox* toBox, bool fullRemoveInsert = false)
+    {
+        moveAllChildrenTo(toBox, 0, fullRemoveInsert);
+    }
+    void moveAllChildrenTo(RenderBox* toBox, RenderObject* beforeChild, bool fullRemoveInsert = false)
+    {
+        moveChildrenTo(toBox, firstChild(), 0, beforeChild, fullRemoveInsert);
+    }
+    // Move all of the kids from |startChild| up to but excluding |endChild|. 0 can be passed as the |endChild| to denote
+    // that all the kids from |startChild| onwards should be moved.
+    void moveChildrenTo(RenderBox* toBox, RenderObject* startChild, RenderObject* endChild, bool fullRemoveInsert = false)
+    {
+        moveChildrenTo(toBox, startChild, endChild, 0, fullRemoveInsert);
+    }
+    void moveChildrenTo(RenderBox* toBox, RenderObject* startChild, RenderObject* endChild, RenderObject* beforeChild, bool fullRemoveInsert = false);
+   
+    RenderObject* splitAnonymousBoxesAroundChild(RenderObject* beforeChild);
+ 
 private:
     bool fixedElementLaysOutRelativeToFrame(Frame*, FrameView*) const;