Add Windows commandline switch --enable-views-textfield.

ui/views/controls/textfield/native_textfield_win.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_VIEWS_CONTROLS_TEXTFIELD_NATIVE_TEXTFIELD_WIN_H_
 #define UI_VIEWS_CONTROLS_TEXTFIELD_NATIVE_TEXTFIELD_WIN_H_
 #pragma once
 
 #include <atlbase.h>
 #include <atlapp.h>
@@ skipping 38 matching lines @@
 
   explicit NativeTextfieldWin(Textfield* parent);
   ~NativeTextfieldWin();
 
   // Returns true if the current point is close enough to the origin point in
   // space and time that it would be considered a double click.
   VIEWS_EXPORT static bool IsDoubleClick(const POINT& origin,
                                          const POINT& current,
                                          DWORD elapsed_time);
 
-  // Returns true if the virtual key code is a digit coming from the numeric
-  // keypad (with or without NumLock on).  |extended_key| should be set to the
-  // extended key flag specified in the WM_KEYDOWN/UP where the |key_code|
-  // originated.
-  VIEWS_EXPORT static bool IsNumPadDigit(int key_code, bool extended_key);
-
   // See the code in textfield.cc that calls this for why this is here.
   void AttachHack();
 
   // Overridden from NativeTextfieldWrapper:
   virtual string16 GetText() const OVERRIDE;
   virtual void UpdateText() OVERRIDE;
   virtual void AppendText(const string16& text) OVERRIDE;
   virtual string16 GetSelectedText() const OVERRIDE;
   virtual void SelectAll() OVERRIDE;
   virtual void ClearSelection() OVERRIDE;
@@ skipping 224 matching lines @@
 
   //  The accessibility state of this object.
   int accessibility_state_;
 
   DISALLOW_COPY_AND_ASSIGN(NativeTextfieldWin);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_TEXTFIELD_NATIVE_TEXTFIELD_WIN_H_