MD Settings: Add Hotword (OK Google) section to search_page

chrome/browser/resources/settings/search_page/compiled_resources2.gyp

 # Copyright 2016 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.
 {
   'targets': [
     {
       'target_name': 'search_page',
       'dependencies': [
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:cr',
+        '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:i18n_behavior',
         '../compiled_resources2.gyp:route',
+        '../prefs/compiled_resources2.gyp:prefs',
         '../search_engines_page/compiled_resources2.gyp:search_engines_browser_proxy',
         '../settings_page/compiled_resources2.gyp:settings_animated_pages',
      ],
       'includes': ['../../../../../third_party/closure_compiler/compile_js2.gypi'],
     },
   ],
 }