[Sync] Rename csync namespace to syncer

sync/engine/cleanup_disabled_types_command.h

Index: sync/engine/cleanup_disabled_types_command.h
diff --git a/sync/engine/cleanup_disabled_types_command.h b/sync/engine/cleanup_disabled_types_command.h
index 45ec01d8e8bd9165bd916e870661618896583a27..5d2ec385721850399369bffbc9035006431d9c0f 100644
--- a/sync/engine/cleanup_disabled_types_command.h
+++ b/sync/engine/cleanup_disabled_types_command.h
@@ -9,7 +9,7 @@
 #include "base/compiler_specific.h"
 #include "sync/engine/syncer_command.h"
 
-namespace csync {
+namespace syncer {
 
 // A syncer command that purges (from memory and disk) entries belonging to
 // a ModelType or ServerModelType that the user has not elected to sync.
@@ -40,7 +40,7 @@ class CleanupDisabledTypesCommand : public SyncerCommand {
   DISALLOW_COPY_AND_ASSIGN(CleanupDisabledTypesCommand);
 };
 
-}  // namespace csync
+}  // namespace syncer
 
 #endif  // SYNC_ENGINE_CLEANUP_DISABLED_TYPES_COMMAND_H_