Make ShortcutsBackend a ProfileKeyedService.

chrome/browser/profiles/off_the_record_profile_impl.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/off_the_record_profile_impl.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/file_path.h"
@@ skipping 220 matching lines @@
 
 FaviconService* OffTheRecordProfileImpl::GetFaviconService(
     ServiceAccessType sat) {
   if (sat == EXPLICIT_ACCESS)
     return profile_->GetFaviconService(sat);
 
   NOTREACHED() << "This profile is OffTheRecord";
   return NULL;
 }
 
-history::ShortcutsBackend* OffTheRecordProfileImpl::GetShortcutsBackend() {
-  return NULL;
-}
-
 policy::PolicyService* OffTheRecordProfileImpl::GetPolicyService() {
   return profile_->GetPolicyService();
 }
 
 PrefService* OffTheRecordProfileImpl::GetPrefs() {
   return prefs_;
 }
 
 PrefService* OffTheRecordProfileImpl::GetOffTheRecordPrefs() {
   return prefs_;
@@ skipping 219 matching lines @@
   if (!profile)
     profile = new OffTheRecordProfileImpl(this);
   profile->Init();
   return profile;
 }
 
 base::Callback<ChromeURLDataManagerBackend*(void)>
     OffTheRecordProfileImpl::GetChromeURLDataManagerBackendGetter() const {
   return io_data_.GetChromeURLDataManagerBackendGetter();
 }