Remove unused editing related member functions from WebViewClient

Source/core/editing/FrameSelection.h

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 166 matching lines @@
     // Painting.
     void updateAppearance();
 
     void updateSecureKeyboardEntryIfActive();
 
 #ifndef NDEBUG
     void formatForDebugger(char* buffer, unsigned length) const;
     void showTreeForThis() const;
 #endif
 
-    bool shouldChangeSelection(const VisibleSelection&) const;
-    bool shouldDeleteSelection(const VisibleSelection&) const;
     enum EndPointsAdjustmentMode { AdjustEndpointsAtBidiBoundary, DoNotAdjsutEndpoints };
     void setNonDirectionalSelectionIfNeeded(const VisibleSelection&, TextGranularity, EndPointsAdjustmentMode = DoNotAdjsutEndpoints);
     void setFocusedNodeIfNeeded();
     void notifyRendererOfSelectionChange(EUserTriggered);
 
     void paintDragCaret(GraphicsContext*, const LayoutPoint&, const LayoutRect& clipRect) const;
 
     EditingStyle* typingStyle() const;
     PassRefPtr<MutableStylePropertySet> copyTypingStyle() const;
     void setTypingStyle(PassRefPtr<EditingStyle>);
@@ skipping 92 matching lines @@
 }
 } // namespace WebCore
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showTree(const WebCore::FrameSelection&);
 void showTree(const WebCore::FrameSelection*);
 #endif
 
 #endif // FrameSelection_h