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

components/sync/driver/pref_names.cc

 // Copyright 2014 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 "build/build_config.h"
 #include "components/sync/driver/pref_names.h"
 
-namespace sync_driver {
+namespace syncer {
 
 namespace prefs {
 
 // 64-bit integer serialization of the base::Time when the last sync occurred.
 const char kSyncLastSyncedTime[] = "sync.last_synced_time";
 
 // 64-bit integer serialization of the base::Time of the last sync poll.
 const char kSyncLastPollTime[] = "sync.last_poll_time";
 
 // Boolean specifying whether the user finished setting up sync at least once.
@@ skipping 101 matching lines @@
 
 // Updated Nigori state after user entering passphrase. This Nigori state should
 // be persisted across restarts and passed to backend when it is initialized
 // after directory cleanup. Preference contains base64 encoded serialized
 // sync_pb::NigoriSpecifics.
 const char kSyncNigoriStateForPassphraseTransition[] =
     "sync.nigori_state_for_passphrase_transition";
 
 }  // namespace prefs
 
-}  // namespace sync_driver
+}  // namespace syncer