Revert of Remove setVoiceSearchSupported part of EmbeddedSearch SearchBox API.

chrome/chrome_browser_ui.gypi

 # Copyright 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.
 
 {
   'variables': {
     # There are two sections of sources:
     # * "Platform"-based sources (OS, toolkit, etc.)
     # * Feature/directory-based sources (e.g., history, printing)
 
@@ skipping 1052 matching lines @@
       'browser/ui/cocoa/location_bar/keyword_hint_decoration.h',
       'browser/ui/cocoa/location_bar/keyword_hint_decoration.mm',
       'browser/ui/cocoa/location_bar/location_bar_decoration.h',
       'browser/ui/cocoa/location_bar/location_bar_decoration.mm',
       'browser/ui/cocoa/location_bar/location_bar_view_mac.h',
       'browser/ui/cocoa/location_bar/location_bar_view_mac.mm',
       'browser/ui/cocoa/location_bar/location_icon_decoration.h',
       'browser/ui/cocoa/location_bar/location_icon_decoration.mm',
       'browser/ui/cocoa/location_bar/manage_passwords_decoration.h',
       'browser/ui/cocoa/location_bar/manage_passwords_decoration.mm',
+      'browser/ui/cocoa/location_bar/mic_search_decoration.h',
+      'browser/ui/cocoa/location_bar/mic_search_decoration.mm',
       'browser/ui/cocoa/location_bar/page_action_decoration.h',
       'browser/ui/cocoa/location_bar/page_action_decoration.mm',
       'browser/ui/cocoa/location_bar/selected_keyword_decoration.h',
       'browser/ui/cocoa/location_bar/selected_keyword_decoration.mm',
       'browser/ui/cocoa/location_bar/star_decoration.h',
       'browser/ui/cocoa/location_bar/star_decoration.mm',
       'browser/ui/cocoa/location_bar/translate_decoration.h',
       'browser/ui/cocoa/location_bar/translate_decoration.mm',
       'browser/ui/cocoa/location_bar/zoom_decoration.h',
       'browser/ui/cocoa/location_bar/zoom_decoration.mm',
@@ skipping 2177 matching lines @@
           ],
           'sources': [
             '<@(chrome_browser_ui_non_mobile_sources)',
             '<@(chrome_browser_ui_omnibox_non_mobile_sources)',
           ],
         }],
       ],
     },
   ],
 }