Remove ui::KeyEvent::platform_keycode_

ui/events/event.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_EVENTS_EVENT_H_
 #define UI_EVENTS_EVENT_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/event_types.h"
@@ skipping 732 matching lines @@
 
   // If this is a keystroke event with key_code_ VKEY_RETURN, returns '\r';
   // otherwise returns the same as GetCharacter().
   base::char16 GetUnmodifiedText() const;
 
   // If the Control key is down in the event, returns a layout-independent
   // character (corresponding to US layout); otherwise returns the same
   // as GetUnmodifiedText().
   base::char16 GetText() const;
 
-  // Gets the platform key code. For XKB, this is the xksym value.
-  // This should not be used in new code.
-  void set_platform_keycode(uint32 keycode) { platform_keycode_ = keycode; }
-  uint32 platform_keycode() const { return platform_keycode_; }
-
   // Gets the associated (Windows-based) KeyboardCode for this key event.
   // Historically, this has also been used to obtain the character associated
   // with a character event, because both use the Window message 'wParam' field.
   // This should be avoided; if necessary for backwards compatibility, use
   // GetConflatedWindowsKeyCode().
   KeyboardCode key_code() const { return key_code_; }
 
   // True if this is a character event, false if this is a keystroke event.
   bool is_char() const { return is_char_; }
 
@@ skipping 42 matching lines @@
   // DOM KeyboardEvent |code| (e.g. DomCode::KEY_A, DomCode::SPACE).
   // http://www.w3.org/TR/DOM-Level-3-Events-code/
   //
   // This value represents the physical position in the keyboard and can be
   // converted from / to keyboard scan code like XKB.
   DomCode code_;
 
   // True if this is a character event, false if this is a keystroke event.
   bool is_char_ = false;
 
-  // The platform related keycode value. For XKB, it's keysym value.
-  // For now, this is used for CharacterComposer in ChromeOS.
-  mutable uint32 platform_keycode_ = 0;
-
   // TODO(kpschoedel): refactor so that key_ is not mutable.
   // This requires defining the KeyEvent completely at construction rather
   // than lazily under GetCharacter(), which likely also means removing
   // the two 'incomplete' constructors. crbug.com/444045
   //
   // DOM KeyboardEvent |key|
   // http://www.w3.org/TR/DOM-Level-3-Events-key/
   //
   // This value represents the meaning of a key, which is either a Unicode
   // character, or a named DomKey:: value.
@@ skipping 81 matching lines @@
 
   const GestureEventDetails& details() const { return details_; }
 
  private:
   GestureEventDetails details_;
 };
 
 }  // namespace ui
 
 #endif  // UI_EVENTS_EVENT_H_