DevTools: [SSP] fix styling of media query links

Source/devtools/front_end/elements/StylesSidebarPane.js

 /*
  * Copyright (C) 2007 Apple Inc.  All rights reserved.
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 1140 matching lines @@
      * @param {?Array.<!WebInspector.CSSMedia>} mediaRules
      */
     _createMediaList: function(mediaRules)
     {
         if (!mediaRules)
             return;
         for (var i = mediaRules.length - 1; i >= 0; --i) {
             var media = mediaRules[i];
             var mediaDataElement = this._mediaListElement.createChild("div", "media");
             if (media.sourceURL) {
-                var refElement = mediaDataElement.createChild("div", "subtitle");
                 var anchor = this._parentPane._linkifier.linkifyMedia(media);
-                refElement.appendChild(anchor);
+                anchor.classList.add("subtitle");
+                mediaDataElement.appendChild(anchor);
             }
 
             var mediaContainerElement = mediaDataElement.createChild("span");
             var mediaTextElement = mediaContainerElement.createChild("span", "media-text");
             mediaTextElement.title = media.text;
             switch (media.source) {
             case WebInspector.CSSMedia.Source.LINKED_SHEET:
             case WebInspector.CSSMedia.Source.INLINE_SHEET:
                 mediaTextElement.textContent = "media=\"" + media.text + "\"";
                 break;
@@ skipping 2065 matching lines @@
 
     /**
      * @override
      * @return {?WebInspector.ToolbarItem}
      */
     item: function()
     {
         return this._button;
     }
 }