eradicate redundant get_uid function

include/Contact.php

@@ -16,7 +16,7 @@ function user_remove($uid) {
 	q("DELETE FROM `profile` WHERE `uid` = %d", intval($uid));
 	q("DELETE FROM `profile_check` WHERE `uid` = %d", intval($uid));
 	q("DELETE FROM `user` WHERE `uid` = %d", intval($uid));
-	if($uid == get_uid()) {
+	if($uid == local_user()) {
 		unset($_SESSION['authenticated']);
 		unset($_SESSION['uid']);
 		killme();

include/security.php

@@ -4,7 +4,7 @@ function can_write_wall(&$a,$owner) {
 
         if((! (local_user())) && (! (remote_user())))
                 return false;
-		$uid = get_uid();
+		$uid = local_user();
 
         if(($uid) && ($uid == $owner)) {
                 return true;