(partially) Fix Bug#55227 Fix compiler warnings in innodb with gcc 4.6

Fix compiler warning:
handler/ha_innodb.cc: In function 'bool innodb_show_status(handlerton*, THD*, bool (*)(THD*, const char*, uint, const char*, uint, const char*, uint))':
handler/ha_innodb.cc:7539:7: error: variable 'result' set but not used [-Werror=unused-but-set-variable]

storage/innobase/handler/ha_innodb.cc

@@ -7536,12 +7536,9 @@ innodb_show_status(
 
 	mutex_exit_noninline(&srv_monitor_file_mutex);
 
-	bool result = FALSE;
+	stat_print(thd, innobase_hton_name, (uint) strlen(innobase_hton_name),
+		   STRING_WITH_LEN(""), str, flen);
 
-	if (stat_print(thd, innobase_hton_name, (uint) strlen(innobase_hton_name),
-			STRING_WITH_LEN(""), str, flen)) {
-		result= TRUE;
-	}
 	my_free(str, MYF(0));
 
 	DBUG_RETURN(FALSE);