Revert 58215 - Revert 58186 - Move the keyboard files from base/ to app/....

base/keyboard_code_conversion.h

Index: base/keyboard_code_conversion.h
===================================================================
--- base/keyboard_code_conversion.h	(revision 58386)
+++ base/keyboard_code_conversion.h	(working copy)
@@ -1,22 +0,0 @@
-// Copyright (c) 2010 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 BASE_KEYBOARD_CODE_CONVERSION_H_
-#define BASE_KEYBOARD_CODE_CONVERSION_H_
-#pragma once
-
-#include "base/keyboard_codes.h"
-
-#include <string>
-
-namespace base {
-
-// Convert a KeyIdentifer (see Section 6.3.3 here:
-// http://www.w3.org/TR/DOM-Level-3-Events/#keyset-keyidentifiers)
-// to a base::KeyboardCode.
-KeyboardCode KeyCodeFromKeyIdentifier(const std::string& key_identifier);
-
-}  // namespace
-
-#endif  // BASE_KEYBOARD_CODE_CONVERSION_H_