Make first-letter style to work with editing

Source/core/accessibility/AXObjectCache.cpp

 /*
  * Copyright (C) 2008, 2009, 2010 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 822 matching lines @@
 {
     if (!isNodeInUse(textMarkerData.node))
         return VisiblePosition();
 
     // FIXME: Accessability should make it clear these are DOM-compliant offsets or store Position objects.
     VisiblePosition visiblePos = VisiblePosition(createLegacyEditingPosition(textMarkerData.node, textMarkerData.offset), textMarkerData.affinity);
     Position deepPos = visiblePos.deepEquivalent();
     if (deepPos.isNull())
         return VisiblePosition();
 
-    RenderObject* renderer = deepPos.deprecatedNode()->renderer();
+    RenderObject* renderer = deepPos.renderer();
     if (!renderer)
         return VisiblePosition();
 
     AXObjectCache* cache = renderer->document()->axObjectCache();
     if (!cache->isIDinUse(textMarkerData.axID))
         return VisiblePosition();
 
     if (deepPos.deprecatedNode() != textMarkerData.node || deepPos.deprecatedEditingOffset() != textMarkerData.offset)
         return VisiblePosition();
 
@@ skipping 150 matching lines @@
 void AXObjectCache::handleScrolledToAnchor(const Node* anchorNode)
 {
     // The anchor node may not be accessible. Post the notification for the
     // first accessible object.
     postPlatformNotification(AccessibilityObject::firstAccessibleObjectFromNode(anchorNode), AXScrolledToAnchor);
 }
 
 } // namespace WebCore
 
 #endif // HAVE(ACCESSIBILITY)