Merge 92966

Source/WebCore/editing/FrameSelection.cpp

Index: Source/WebCore/editing/FrameSelection.cpp
===================================================================
--- Source/WebCore/editing/FrameSelection.cpp	(revision 92967)
+++ Source/WebCore/editing/FrameSelection.cpp	(working copy)
@@ -1455,14 +1455,14 @@
         }
     }
 
-    Node* root = 0;
+    RefPtr<Node> root = 0;
     Node* selectStartTarget = 0;
     if (isContentEditable()) {
         root = highestEditableRoot(m_selection.start());
         if (Node* shadowRoot = m_selection.nonBoundaryShadowTreeRootNode())
             selectStartTarget = shadowRoot->shadowAncestorNode();
         else
-            selectStartTarget = root;
+            selectStartTarget = root.get();
     } else {
         root = m_selection.nonBoundaryShadowTreeRootNode();
         if (root)
@@ -1478,7 +1478,7 @@
     if (selectStartTarget && !selectStartTarget->dispatchEvent(Event::create(eventNames().selectstartEvent, true, true)))
         return;
 
-    VisibleSelection newSelection(VisibleSelection::selectionFromContentsOfNode(root));
+    VisibleSelection newSelection(VisibleSelection::selectionFromContentsOfNode(root.get()));
 
     if (shouldChangeSelection(newSelection))
         setSelection(newSelection);