Ticket #26630: 26630.2.patch

src/wp-admin/css/admin-menu.css

@@ -332 +332 @@
 }
 
 #adminmenu .wp-menu-image img {
-        padding: 9px 0 0 0px;
+        padding: 9px 0 0 0;
         opacity: 0.6;
         filter: alpha(opacity=60);
 }
@@ -344 +344 @@
 #adminmenu div.wp-menu-image {
         float: left;
         width: 36px;
-        height: 30px;
+        height: 34px;
         margin: 0;
         text-align: center;
 }
@@ -357 +357 @@
 }
 
 div.wp-menu-image:before {
-        font: normal 20px/1 'dashicons' !important;
+        font: normal 20px/1 'dashicons';
         speak: none;
         color: #999;
-        padding: 8px 0;
-        height: 36px;
+        padding: 7px 0;
+        height: 20px;
         width: 20px;
         display: inline-block;
         -webkit-font-smoothing: antialiased;

src/wp-admin/menu-header.php

@@ -93 +93 @@
                                 $img_class = ' svg';
                         } elseif ( 0 === strpos( $item[6], 'dashicons-' ) ) {
                                 $img = '<br />';
-                                $img_class = ' dashicons ' . sanitize_html_class( $item[6] );
+                                $img_class = ' ' . sanitize_html_class( $item[6] );
                         }
                 }
                 $arrow = '<div class="wp-menu-arrow"><div></div></div>';