Remove unused editing related member functions from WebViewClient

Source/core/page/EditorClient.h

 /*
  * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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 40 matching lines @@
 class TextCheckerClient;
 class VisibleSelection;
 class VisiblePosition;
 
 struct GrammarDetail;
 
 class EditorClient {
 public:
     virtual ~EditorClient() {  }
 
-    virtual bool shouldDeleteRange(Range*) = 0;
     virtual bool smartInsertDeleteEnabled() = 0;
     virtual bool isSelectTrailingWhitespaceEnabled() = 0;
     virtual bool isContinuousSpellCheckingEnabled() = 0;
     virtual void toggleContinuousSpellChecking() = 0;
     virtual bool isGrammarCheckingEnabled() = 0;
 
-    virtual bool shouldBeginEditing(Range*) = 0;
-    virtual bool shouldEndEditing(Range*) = 0;
-    virtual bool shouldInsertNode(Node*, Range*, EditorInsertAction) = 0;
-    virtual bool shouldInsertText(const String&, Range*, EditorInsertAction) = 0;
-    virtual bool shouldChangeSelectedRange(Range* fromRange, Range* toRange, EAffinity, bool stillSelecting) = 0;
-
-    virtual bool shouldApplyStyle(StylePropertySet*, Range*) = 0;
-
-    virtual void didBeginEditing() = 0;
     virtual void respondToChangedContents() = 0;
     virtual void respondToChangedSelection(Frame*) = 0;
-    virtual void didEndEditing() = 0;
     virtual void didCancelCompositionOnSelectionChange() = 0;
 
     virtual void registerUndoStep(PassRefPtr<UndoStep>) = 0;
     virtual void registerRedoStep(PassRefPtr<UndoStep>) = 0;
     virtual void clearUndoRedoOperations() = 0;
 
     virtual bool canCopyCut(Frame*, bool defaultValue) const = 0;
     virtual bool canPaste(Frame*, bool defaultValue) const = 0;
     virtual bool canUndo() const = 0;
     virtual bool canRedo() const = 0;
@@ skipping 15 matching lines @@
     virtual void willSetInputMethodState() = 0;
 
     // Support for global selections, used on platforms like the X Window System that treat
     // selection as a type of clipboard.
     virtual bool supportsGlobalSelection() { return false; }
 };
 
 }
 
 #endif // EditorClient_h