Add layout switcher for virtual keyboard.

ui/keyboard/keyboard_util.cc

 // Copyright (c) 2013 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/keyboard/keyboard_util.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 158 matching lines @@
     {"keyboard/elements/kb-key-base.html", IDR_KEYBOARD_ELEMENTS_KEY_BASE},
     {"keyboard/elements/kb-key-codes.html", IDR_KEYBOARD_ELEMENTS_KEY_CODES},
     {"keyboard/elements/kb-key-import.html",
         IDR_KEYBOARD_ELEMENTS_KEY_IMPORT},
     {"keyboard/elements/kb-key-sequence.html",
         IDR_KEYBOARD_ELEMENTS_KEY_SEQUENCE},
     {"keyboard/elements/kb-keyboard.html", IDR_KEYBOARD_ELEMENTS_KEYBOARD},
     {"keyboard/elements/kb-keyset.html", IDR_KEYBOARD_ELEMENTS_KEYSET},
     {"keyboard/elements/kb-modifier-key.html",
         IDR_KEYBOARD_ELEMENTS_MODIFIER_KEY},
+    {"keyboard/elements/kb-options-menu.html",
+        IDR_KEYBOARD_ELEMENTS_OPTIONS_MENU},
     {"keyboard/elements/kb-row.html", IDR_KEYBOARD_ELEMENTS_ROW},
     {"keyboard/elements/kb-shift-key.html", IDR_KEYBOARD_ELEMENTS_SHIFT_KEY},
     {"keyboard/layouts/function-key-row.html", IDR_KEYBOARD_FUNCTION_KEY_ROW},
     {"keyboard/images/back.svg", IDR_KEYBOARD_IMAGES_BACK},
     {"keyboard/images/brightness-down.svg",
         IDR_KEYBOARD_IMAGES_BRIGHTNESS_DOWN},
     {"keyboard/images/brightness-up.svg", IDR_KEYBOARD_IMAGES_BRIGHTNESS_UP},
     {"keyboard/images/change-window.svg", IDR_KEYBOARD_IMAGES_CHANGE_WINDOW},
     {"keyboard/images/down.svg", IDR_KEYBOARD_IMAGES_DOWN},
     {"keyboard/images/forward.svg", IDR_KEYBOARD_IMAGES_FORWARD},
@@ skipping 31 matching lines @@
 }
 
 void LogKeyboardControlEvent(KeyboardControlEvent event) {
   UMA_HISTOGRAM_ENUMERATION(
       "VirtualKeyboard.KeyboardControlEvent",
       event,
       keyboard::KEYBOARD_CONTROL_MAX);
 }
 
 }  // namespace keyboard