| Index: Source/WebCore/rendering/RenderObject.cpp | 
| =================================================================== | 
| --- Source/WebCore/rendering/RenderObject.cpp	(revision 110458) | 
| +++ Source/WebCore/rendering/RenderObject.cpp	(working copy) | 
| @@ -2786,6 +2786,12 @@ | 
| return SetCursorBasedOnStyle; | 
| } | 
|  | 
| +bool RenderObject::canUpdateSelectionOnRootLineBoxes() | 
| +{ | 
| +    RenderBlock* containingBlock = this->containingBlock(); | 
| +    return containingBlock ? !containingBlock->needsLayout() : true; | 
| +} | 
| + | 
| #if ENABLE(SVG) | 
|  | 
| RenderSVGResourceContainer* RenderObject::toRenderSVGResourceContainer() | 
|  |