SpecialMovepage: Remove amusing comment about MySQL 4

We haven't supported MySQL 4 since MediaWiki 1.19.

Change-Id: Ice3e62d02ebe94a5a48981039dc455014a5d53f2

diff --git a/includes/specials/SpecialMovepage.php b/includes/specials/SpecialMovepage.php
index e88aa1a..9133a88 100644 (file)
--- a/includes/specials/SpecialMovepage.php
+++ b/includes/specials/SpecialMovepage.php
@@ -632,9 +632,6 @@ class MovePageForm extends UnlistedSpecialPage {
                 * than a more direct method, but this is not a highly performance-cri-
                 * tical code path and readable code is more important here.
                 *
-                * Note: this query works nicely on MySQL 5, but the optimizer in MySQL
-                * 4 might get confused.  If so, consider rewriting as a UNION.
-                *
                 * If the target namespace doesn't allow subpages, moving with subpages
                 * would mean that you couldn't move them back in one operation, which
                 * is bad.