Add user preferences for Contextual Search.

chrome/browser/profiles/profile.cc

 // Copyright (c) 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.
 
 #include "chrome/browser/profiles/profile.h"
 
 #include <string>
 
 #include "base/prefs/pref_service.h"
 #include "build/build_config.h"
@@ skipping 47 matching lines @@
 // static
 const char Profile::kProfileKey[] = "__PROFILE__";
 
 // static
 void Profile::RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
   registry->RegisterBooleanPref(
       prefs::kSearchSuggestEnabled,
       true,
       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
 #if defined(OS_ANDROID)
-  registry->RegisterIntegerPref(
+  registry->RegisterStringPref(
       prefs::kContextualSearchEnabled,
-      0,
+      std::string(),
       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
 #endif
   registry->RegisterBooleanPref(
       prefs::kSessionExitedCleanly,
       true,
       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
   registry->RegisterStringPref(
       prefs::kSessionExitType,
       std::string(),
       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
@@ skipping 129 matching lines @@
 
 void Profile::MaybeSendDestroyedNotification() {
   if (!sent_destroyed_notification_) {
     sent_destroyed_notification_ = true;
     content::NotificationService::current()->Notify(
         chrome::NOTIFICATION_PROFILE_DESTROYED,
         content::Source<Profile>(this),
         content::NotificationService::NoDetails());
   }
 }