Remove ui::KeyEvent::platform_keycode_

ui/platform_window/android/platform_window_android.cc

 // Copyright 2015 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.
 
 #include "ui/platform_window/android/platform_window_android.h"
 
 #include <android/input.h>
 #include <android/native_window_jni.h>
 
 #include "base/android/jni_android.h"
@@ skipping 114 matching lines @@
   return true;
 }
 
 bool PlatformWindowAndroid::KeyEvent(JNIEnv* env,
                                      jobject obj,
                                      bool pressed,
                                      jint key_code,
                                      jint unicode_character) {
   ui::KeyEvent key_event(pressed ? ui::ET_KEY_PRESSED : ui::ET_KEY_RELEASED,
                          ui::KeyboardCodeFromAndroidKeyCode(key_code), 0);
-  key_event.set_platform_keycode(key_code);
   delegate_->DispatchEvent(&key_event);
   if (pressed && unicode_character) {
     ui::KeyEvent char_event(unicode_character,
                             ui::KeyboardCodeFromAndroidKeyCode(key_code), 0);
-    char_event.set_platform_keycode(key_code);
     delegate_->DispatchEvent(&char_event);
   }
   return true;
 }
 
 void PlatformWindowAndroid::ReleaseWindow() {
   ANativeWindow_release(window_);
   window_ = NULL;
 }
 
@@ skipping 65 matching lines @@
 
 void PlatformWindowAndroid::ConfineCursorToBounds(const gfx::Rect& bounds) {
   NOTIMPLEMENTED();
 }
 
 PlatformImeController* PlatformWindowAndroid::GetPlatformImeController() {
   return &platform_ime_controller_;
 }
 
 }  // namespace ui