Fixed warnings.

xulinfeng · xulinfeng · commit ff8751516a52 · 2018-05-15T16:32:40.000+08:00
diff --git a/MDObjectDatabase/Access/MDDConstants.h b/MDObjectDatabase/Access/MDDConstants.h
@@ -52,12 +52,7 @@ typedef NS_ENUM(NSUInteger, MDDConditionOperation) {
     MDDConditionOperationOr,
 };
 
-#if UIKIT_STRING_ENUMS
-typedef NSString * MDDFunction NS_EXTENSIBLE_STRING_ENUM;
-#else
 typedef NSString * MDDFunction;
-#endif
-
 MDD_EXTERN NSString * const MDDatabaseToken;
 
 MDD_EXTERN MDDFunction const MDDFunctionSUM;
