[Sync] Move //components/sync to the syncer namespace, take 2.

components/sync/engine_impl/syncer.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 "components/sync/engine_impl/syncer.h"
 
 #include <memory>
 
 #include "base/auto_reset.h"
 #include "base/location.h"
@@ skipping 23 matching lines @@
 namespace syncer {
 
 // TODO(akalin): We may want to propagate this switch up
 // eventually.
 #if defined(OS_ANDROID) || defined(OS_IOS)
 static const bool kCreateMobileBookmarksFolder = true;
 #else
 static const bool kCreateMobileBookmarksFolder = false;
 #endif
 
-Syncer::Syncer(syncer::CancelationSignal* cancelation_signal)
+Syncer::Syncer(CancelationSignal* cancelation_signal)
     : cancelation_signal_(cancelation_signal), is_syncing_(false) {}
 
 Syncer::~Syncer() {}
 
 bool Syncer::ExitRequested() {
   return cancelation_signal_->IsSignalled();
 }
 
 bool Syncer::IsSyncing() const {
   return is_syncing_;
@@ skipping 148 matching lines @@
 }
 
 bool Syncer::PostClearServerData(SyncCycle* cycle) {
   DCHECK(cycle);
   ClearServerData clear_server_data(cycle->context()->account_name());
   const SyncerError post_result = clear_server_data.SendRequest(cycle);
   return post_result == SYNCER_OK;
 }
 
 }  // namespace syncer