Merge "Improve docs for Title::getInternalURL/getCanonicalURL"

[lhc/web/wiklou.git] / includes / specials / SpecialComparePages.php

diff --git a/includes/specials/SpecialComparePages.php b/includes/specials/SpecialComparePages.php
index 28f04fa..36928ca 100644 (file)
--- a/includes/specials/SpecialComparePages.php
+++ b/includes/specials/SpecialComparePages.php
@@ -43,8 +43,7 @@ class SpecialComparePages extends SpecialPage {
        /**
         * Show a form for filtering namespace and username
         *
-        * @param string $par
-        * @return string
+        * @param string|null $par
         */
        public function execute( $par ) {
                $this->setHeaders();
@@ -59,6 +58,7 @@ class SpecialComparePages extends SpecialPage {
                                'size' => '40',
                                'section' => 'page1',
                                'validation-callback' => [ $this, 'checkExistingTitle' ],
+                               'required' => false,
                        ],
                        'Revision1' => [
                                'type' => 'int',
@@ -75,6 +75,7 @@ class SpecialComparePages extends SpecialPage {
                                'size' => '40',
                                'section' => 'page2',
                                'validation-callback' => [ $this, 'checkExistingTitle' ],
+                               'required' => false,
                        ],
                        'Revision2' => [
                                'type' => 'int',