Make first-letter style to work with editing

Source/core/dom/Position.h

 /*
  * Copyright (C) 2004, 2006, 2008 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 104 matching lines @@
             return m_offset;
         return offsetForPositionAfterAnchor();
     }
 
     // These are convenience methods which are smart about whether the position is neighbor anchored or parent anchored
     Node* computeNodeBeforePosition() const;
     Node* computeNodeAfterPosition() const;
 
     Node* anchorNode() const { return m_anchorNode.get(); }
 
+    RenderObject* renderer() const;
+    int offsetInRenderer() const;
+
     // FIXME: Callers should be moved off of node(), node() is not always the container for this position.
     // For nodes which editingIgnoresContent(node()) returns true, positions like [ignoredNode, 0]
     // will be treated as before ignoredNode (thus node() is really after the position, not containing it).
     Node* deprecatedNode() const { return m_anchorNode.get(); }
 
     Document* document() const { return m_anchorNode ? m_anchorNode->document() : 0; }
     Element* rootEditableElement() const
     {
         Node* container = containerNode();
         return container ? container->rootEditableElement() : 0;
@@ skipping 47 matching lines @@
     bool isRenderedCharacter() const;
     bool rendersInDifferentPosition(const Position&) const;
 
     void getInlineBoxAndOffset(EAffinity, InlineBox*&, int& caretOffset) const;
     void getInlineBoxAndOffset(EAffinity, TextDirection primaryDirection, InlineBox*&, int& caretOffset) const;
 
     TextDirection primaryDirection() const;
 
     static bool hasRenderedNonAnonymousDescendantsWithHeight(RenderObject*);
     static bool nodeIsUserSelectNone(Node*);
+    static bool rendererIsUserSelectNone(RenderObject*);
 #if ENABLE(USERSELECT_ALL)
     static bool nodeIsUserSelectAll(const Node*);
     static Node* rootUserSelectAllForNode(Node*);
 #endif
     static ContainerNode* findParent(const Node*);
 
     void debugPosition(const char* msg = "") const;
 
 #ifndef NDEBUG
     void formatForDebugger(char* buffer, unsigned length) const;
@@ skipping 138 matching lines @@
 
 } // namespace WebCore
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showTree(const WebCore::Position&);
 void showTree(const WebCore::Position*);
 #endif
 
 #endif // Position_h