[t:3365], restore old check_if_incompatible_data function

git-svn-id: file:///svn/mysql/tokudb-engine/tokudb-engine@29288 c7de825b-a66e-492c-adef-691d508d4ae1

storage/tokudb/ha_tokudb.cc

@@ -2926,7 +2926,14 @@ bool ha_tokudb::check_if_incompatible_data(HA_CREATE_INFO * info, uint table_cha
   // change is incompatible, and to rebuild the entire table
   // This will need to be fixed
   //
+  if ((info->used_fields & HA_CREATE_USED_AUTO) &&
+      info->auto_increment_value != 0) {
+
+    return COMPATIBLE_DATA_NO;
+  }
+  if (table_changes != IS_EQUAL_YES)
     return COMPATIBLE_DATA_NO;
+  return COMPATIBLE_DATA_YES;
 }
 
 //