Cleanup: Remove fil_space_get_flags()

Replace fil_space_get_flags(space) == ULINT_UNDEFINED
with the functionally equivalent fil_space_get_size(space) == 0.

storage/innobase/fil/fil0fil.cc

@@ -1469,37 +1469,6 @@ fil_space_get_size(
 	return(size);
 }
 
-/*******************************************************************//**
-Returns the flags of the space. The tablespace must be cached
-in the memory cache.
-@return flags, ULINT_UNDEFINED if space not found */
-ulint
-fil_space_get_flags(
-/*================*/
-	ulint	id)	/*!< in: space id */
-{
-	fil_space_t*	space;
-	ulint		flags;
-
-	ut_ad(fil_system.is_initialised());
-
-	mutex_enter(&fil_system.mutex);
-
-	space = fil_space_get_space(id);
-
-	if (space == NULL) {
-		mutex_exit(&fil_system.mutex);
-
-		return(ULINT_UNDEFINED);
-	}
-
-	flags = space->flags;
-
-	mutex_exit(&fil_system.mutex);
-
-	return(flags);
-}
-
 /** Open each file. Only invoked on fil_system.temp_space.
 @return whether all files were opened */
 bool fil_space_t::open()

storage/innobase/include/fil0fil.h

@@ -1073,14 +1073,6 @@ ulint
 fil_space_get_size(
 /*===============*/
 	ulint	id);	/*!< in: space id */
-/*******************************************************************//**
-Returns the flags of the space. The tablespace must be cached
-in the memory cache.
-@return flags, ULINT_UNDEFINED if space not found */
-ulint
-fil_space_get_flags(
-/*================*/
-	ulint	id);	/*!< in: space id */
 
 /*******************************************************************//**
 Opens all log files and system tablespace data files. They stay open until the

storage/innobase/log/log0recv.cc

@@ -2633,8 +2633,7 @@ bool recv_parse_log_recs(lsn_t checkpoint_lsn, store_t store, bool apply)
 			case STORE_NO:
 				break;
 			case STORE_IF_EXISTS:
-				if (fil_space_get_flags(space)
-				    == ULINT_UNDEFINED) {
+				if (!fil_space_get_size(space)) {
 					break;
 				}
 				/* fall through */
@@ -2810,8 +2809,7 @@ bool recv_parse_log_recs(lsn_t checkpoint_lsn, store_t store, bool apply)
 				case STORE_NO:
 					break;
 				case STORE_IF_EXISTS:
-					if (fil_space_get_flags(space)
-					    == ULINT_UNDEFINED) {
+					if (!fil_space_get_size(space)) {
 						break;
 					}
 					/* fall through */