[Sync] Rename csync namespace to syncer

sync/engine/process_commit_response_command.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/engine/process_commit_response_command.h"
 
 #include <cstddef>
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 27 matching lines @@
 using syncable::IS_UNAPPLIED_UPDATE;
 using syncable::IS_UNSYNCED;
 using syncable::PARENT_ID;
 using syncable::SERVER_IS_DEL;
 using syncable::SERVER_PARENT_ID;
 using syncable::SERVER_POSITION_IN_PARENT;
 using syncable::SERVER_VERSION;
 using syncable::SYNCER;
 using syncable::SYNCING;
 
-namespace csync {
+namespace syncer {
 
 using sessions::OrderedCommitSet;
 using sessions::StatusController;
 using sessions::SyncSession;
 using sessions::ConflictProgress;
 
 ProcessCommitResponseCommand::ProcessCommitResponseCommand(
       const sessions::OrderedCommitSet& commit_set,
       const ClientToServerMessage& commit_message,
       const ClientToServerResponse& commit_response)
@@ skipping 411 matching lines @@
   // Make a note of any deleted folders, whose children would have
   // been recursively deleted.
   // TODO(nick): Here, commit_message.deleted() would be more correct than
   // local_entry->Get(IS_DEL).  For example, an item could be renamed, and then
   // deleted during the commit of the rename.  Unit test & fix.
   if (local_entry->Get(IS_DIR) && local_entry->Get(IS_DEL)) {
     deleted_folders->insert(local_entry->Get(ID));
   }
 }
 
-}  // namespace csync
+}  // namespace syncer