Move app/key* to ui/base/keycodes/*

ui/base/keycodes/keyboard_code_conversion_win.h

+// Copyright (c) 2011 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_BASE_KEYCODES_KEYBOARD_CODE_CONVERSION_WIN_H_
+#define UI_BASE_KEYCODES_KEYBOARD_CODE_CONVERSION_WIN_H_
+#pragma once
+
+#include "ui/base/keycodes/keyboard_codes.h"
+
+namespace ui {
+
+// Methods to convert ui::KeyboardCode/Windows virtual key type methods.
+WORD WindowsKeyCodeForKeyboardCode(KeyboardCode keycode);
+KeyboardCode KeyboardCodeForWindowsKeyCode(WORD keycode);
+
+}  // namespace ui
+
+#endif  // UI_BASE_KEYCODES_KEYBOARD_CODE_CONVERSION_WIN_H_