| Index: Source/WebCore/rendering/RenderObject.h
 | 
| ===================================================================
 | 
| --- Source/WebCore/rendering/RenderObject.h	(revision 118036)
 | 
| +++ Source/WebCore/rendering/RenderObject.h	(working copy)
 | 
| @@ -389,6 +389,7 @@
 | 
|              if (!s_ancestorLineboxDirtySet)
 | 
|                  s_ancestorLineboxDirtySet = new RenderObjectAncestorLineboxDirtySet;
 | 
|              s_ancestorLineboxDirtySet->add(this);
 | 
| +            setNeedsLayout(true);
 | 
|          } else if (s_ancestorLineboxDirtySet) {
 | 
|              s_ancestorLineboxDirtySet->remove(this);
 | 
|              if (s_ancestorLineboxDirtySet->isEmpty()) {
 | 
| 
 |