Ticket #28096: 28096.2.patch

src/wp-includes/css/editor.css

@@ -1085 +1085 @@
         padding: 0;
 }
 
-#wp-link-search-toggle::after {
+#wp-link-search-toggle:after {
+        display: inline-block;
         font: normal 20px/1 'dashicons';
         vertical-align: top;
         speak: none;
@@ -1094 +1095 @@
         content: '\f140';
 }
 
-.search-panel-visible #wp-link-search-toggle::after {
+.search-panel-visible #wp-link-search-toggle:after {
         content: '\f142';
 }