[Sync] Rename csync namespace to syncer

sync/engine/store_timestamps_command.h

Index: sync/engine/store_timestamps_command.h
diff --git a/sync/engine/store_timestamps_command.h b/sync/engine/store_timestamps_command.h
index cd4c054384bdc318842ca38ca8870953ff713043..382752b346e5121958a0166a3123d3e77994b38d 100644
--- a/sync/engine/store_timestamps_command.h
+++ b/sync/engine/store_timestamps_command.h
@@ -10,7 +10,7 @@
 #include "sync/engine/syncer_command.h"
 #include "sync/engine/syncer_types.h"
 
-namespace csync {
+namespace syncer {
 
 // A syncer command that extracts the changelog timestamp information from
 // a GetUpdatesResponse (fetched in DownloadUpdatesCommand) and stores
@@ -36,6 +36,6 @@ class StoreTimestampsCommand : public SyncerCommand {
   DISALLOW_COPY_AND_ASSIGN(StoreTimestampsCommand);
 };
 
-}  // namespace csync
+}  // namespace syncer
 
 #endif  // SYNC_ENGINE_STORE_TIMESTAMPS_COMMAND_H_