Merge 103650 - Fix crash when adding paragraph in contenteditable with role=textbox.

Source/WebCore/accessibility/AccessibilityRenderObject.cpp

Index: Source/WebCore/accessibility/AccessibilityRenderObject.cpp
===================================================================
--- Source/WebCore/accessibility/AccessibilityRenderObject.cpp	(revision 105779)
+++ Source/WebCore/accessibility/AccessibilityRenderObject.cpp	(working copy)
@@ -3418,7 +3418,7 @@
             axObjectCache()->postNotification(parent, parent->document(), AXObjectCache::AXLiveRegionChanged, true);
         
         // If this element is an ARIA text control, notify the AT of changes.
-        if (parent->isARIATextControl() && !parent->isNativeTextControl() && !parent->node()->isContentEditable())
+        if (parent->isARIATextControl() && !parent->isNativeTextControl() && !parent->node()->rendererIsEditable())
             axObjectCache()->postNotification(parent, parent->document(), AXObjectCache::AXValueChanged, true);
     }
 }