[Sync] Rename ModelEnumSet to ModelTypeSet

chrome/browser/sync/glue/sync_backend_registrar.h

Index: chrome/browser/sync/glue/sync_backend_registrar.h
diff --git a/chrome/browser/sync/glue/sync_backend_registrar.h b/chrome/browser/sync/glue/sync_backend_registrar.h
index 1fb2f2cc731b1163a114471b8cdacdfd9d44f334..22cfd8dd66461d47fc590a0a4dcbd838f6807f92 100644
--- a/chrome/browser/sync/glue/sync_backend_registrar.h
+++ b/chrome/browser/sync/glue/sync_backend_registrar.h
@@ -39,7 +39,7 @@ class SyncBackendRegistrar : public ModelSafeWorkerRegistrar,
   // (initially put in the passive group).  |name| is used for
   // debugging.  Does not take ownership of |profile| or |sync_loop|.
   // Must be created on the UI thread.
-  SyncBackendRegistrar(syncable::ModelEnumSet initial_types,
+  SyncBackendRegistrar(syncable::ModelTypeSet initial_types,
                        const std::string& name,
                        Profile* profile,
                        MessageLoop* sync_loop);
@@ -66,9 +66,9 @@ class SyncBackendRegistrar : public ModelSafeWorkerRegistrar,
   // not already there (initially put in the passive group).
   // |types_to_remove| and |types_to_add| must be disjoint.  Returns
   // the set of newly-added types.  Must be called on the UI thread.
-  syncable::ModelEnumSet ConfigureDataTypes(
-      syncable::ModelEnumSet types_to_add,
-      syncable::ModelEnumSet types_to_remove);
+  syncable::ModelTypeSet ConfigureDataTypes(
+      syncable::ModelTypeSet types_to_add,
+      syncable::ModelTypeSet types_to_remove);
 
   // Must be called from the UI thread. (See destructor comment.)
   void StopOnUIThread();