From 26fdd85838a2dd3abcddadba35864485d479954d Mon Sep 17 00:00:00 2001
From: Volker E <volker.e@wikimedia.org>
Date: Sun, 7 Apr 2019 23:53:45 -0700
Subject: [PATCH] HistoryAction: Visually hide form legend

Bug: T220049
Depends-On: Ie3586dd240fac98fd43a0e5c685da6cb781a9b0c
Change-Id: Ie72dee4c0012de22d96a8d40488630c0efa02736
---
 resources/Resources.php                                     | 2 +-
 ...tory.styles.css => mediawiki.action.history.styles.less} | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)
 rename resources/src/mediawiki.action/{mediawiki.action.history.styles.css => mediawiki.action.history.styles.less} (58%)

diff --git a/resources/Resources.php b/resources/Resources.php
index cde47217b6..a63b19bf37 100644
--- a/resources/Resources.php
+++ b/resources/Resources.php
@@ -1440,7 +1440,7 @@ return [
 	],
 	'mediawiki.action.history.styles' => [
 		'skinStyles' => [
-			'default' => 'resources/src/mediawiki.action/mediawiki.action.history.styles.css',
+			'default' => 'resources/src/mediawiki.action/mediawiki.action.history.styles.less',
 		],
 		'targets' => [ 'desktop', 'mobile' ],
 	],
diff --git a/resources/src/mediawiki.action/mediawiki.action.history.styles.css b/resources/src/mediawiki.action/mediawiki.action.history.styles.less
similarity index 58%
rename from resources/src/mediawiki.action/mediawiki.action.history.styles.css
rename to resources/src/mediawiki.action/mediawiki.action.history.styles.less
index 257f153610..7e88f7c15f 100644
--- a/resources/src/mediawiki.action/mediawiki.action.history.styles.css
+++ b/resources/src/mediawiki.action/mediawiki.action.history.styles.less
@@ -1,4 +1,10 @@
 /* Basic styles for the history page */
+@import 'mediawiki.mixins';
+
+/* Visually hide repeating text, but leave in for better form navigation on screen readers. */
+.action-history .mw-htmlform-ooui .oo-ui-fieldsetLayout:first-child .oo-ui-fieldsetLayout-header {
+	.mixin-screen-reader-text();
+}
 
 #pagehistory .history-user {
 	margin-left: 0.4em;
-- 
2.20.1