[Sync] Move keystore key handling to SyncEncryptionHandlerImpl

sync/internal_api/test/fake_sync_manager.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 "sync/internal_api/public/test/fake_sync_manager.h"
 
 #include <cstddef>
 
 #include "base/bind.h"
 #include "base/location.h"
@@ skipping 211 matching lines @@
 
 void FakeSyncManager::RemoveObserver(Observer* observer) {
   observers_.RemoveObserver(observer);
 }
 
 SyncStatus FakeSyncManager::GetDetailedStatus() const {
   NOTIMPLEMENTED();
   return SyncStatus();
 }
 
-bool FakeSyncManager::GetKeystoreKeyBootstrapToken(std::string* token) {
-  return false;
-}
-
 void FakeSyncManager::SaveChanges() {
   // Do nothing.
 }
 
 void FakeSyncManager::StopSyncingForShutdown(const base::Closure& callback) {
   if (!sync_task_runner_->PostTask(FROM_HERE, callback)) {
     NOTREACHED();
   }
 }
 
@@ skipping 30 matching lines @@
   registrar_.EmitOnNotificationsEnabled();
 }
 
 void FakeSyncManager::DisableNotificationsOnSyncThread(
     NotificationsDisabledReason reason) {
   DCHECK(sync_task_runner_->RunsTasksOnCurrentThread());
   registrar_.EmitOnNotificationsDisabled(reason);
 }
 
 }  // namespace syncer