Get rid of explict editor dependency from text field

Source/core/editing/Editor.h

 /*
  * Copyright (C) 2006, 2007, 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 214 matching lines @@
 
     void computeAndSetTypingStyle(StylePropertySet* , EditAction = EditActionUnspecified);
 
     IntRect firstRectForRange(Range*) const;
 
     void respondToChangedSelection(const VisibleSelection& oldSelection, FrameSelection::SetSelectionOptions);
 
     bool markedTextMatchesAreHighlighted() const;
     void setMarkedTextMatchesAreHighlighted(bool);
 
-    void textAreaOrTextFieldDidBeginEditing(Element*);
-    void textFieldDidEndEditing(Element*);
-    void textDidChangeInTextField(Element*);
-    bool doTextFieldCommandFromEvent(Element*, KeyboardEvent*);
-
     void replaceSelectionWithFragment(PassRefPtr<DocumentFragment>, bool selectReplacement, bool smartReplace, bool matchStyle);
     void replaceSelectionWithText(const String&, bool selectReplacement, bool smartReplace);
 
     void simplifyMarkup(Node* startNode, Node* endNode);
 
     EditorParagraphSeparator defaultParagraphSeparator() const { return m_defaultParagraphSeparator; }
     void setDefaultParagraphSeparator(EditorParagraphSeparator separator) { m_defaultParagraphSeparator = separator; }
 
     class RevealSelectionScope {
         WTF_MAKE_NONCOPYABLE(RevealSelectionScope);
@@ skipping 59 matching lines @@
 
 inline bool Editor::markedTextMatchesAreHighlighted() const
 {
     return m_areMarkedTextMatchesHighlighted;
 }
 
 
 } // namespace WebCore
 
 #endif // Editor_h