From c3c089b8959c29002fa087f78fdc29dae6a7e767 Mon Sep 17 00:00:00 2001
From: "Patrick H. Lauke" <redux@splintered.co.uk>
Date: Thu, 19 May 2016 10:51:05 +0100
Subject: [PATCH] Remove forced default focus outline

As this causes non-standard dotted outline on checkboxes/radio buttons
in OS X Firefox

Fixes #19933
Closes #19935

[skip sauce]
---
 less/mixins/tab-focus.less | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/less/mixins/tab-focus.less b/less/mixins/tab-focus.less
index 1f1f05ab05..d12d23629f 100644
--- a/less/mixins/tab-focus.less
+++ b/less/mixins/tab-focus.less
@@ -1,9 +1,9 @@
 // WebKit-style focus
 
 .tab-focus() {
-  // Default
-  outline: thin dotted;
-  // WebKit
+  // WebKit-specific. Other browsers will keep their default outline style.
+  // (Initially tried to also force default via `outline: initial`,
+  // but that seems to erroneously remove the outline in Firefox altogether.)
   outline: 5px auto -webkit-focus-ring-color;
   outline-offset: -2px;
 }