refs #5431, enable hot row format change in mariadb-5.5. Need to fix existing...

refs #5431, enable hot row format change in mariadb-5.5. Need to fix existing tests and write new one

git-svn-id: file:///svn/mysql/tokudb-engine/tokudb-engine@47669 c7de825b-a66e-492c-adef-691d508d4ae1

storage/tokudb/ha_tokudb_alter_56.cc

@@ -304,7 +304,6 @@ ha_tokudb::check_if_supported_inplace_alter(TABLE *altered_table, Alter_inplace_
                 result = HA_ALTER_INPLACE_EXCLUSIVE_LOCK;
             }
         }
-#ifndef MARIADB_BASE_VERSION
         // alter row_format
         else if (only_flags(create_info->used_fields, HA_CREATE_USED_ROW_FORMAT)) {
             // do a sanity check that the table is what we think it is
@@ -312,7 +311,6 @@ ha_tokudb::check_if_supported_inplace_alter(TABLE *altered_table, Alter_inplace_
                 result = HA_ALTER_INPLACE_EXCLUSIVE_LOCK;
             }
         }
-#endif
     }
 
     // turn a not supported result into an error if the slow alter table (copy) is disabled