MD Downloads: change a lowercased, no-ink button to an <a>

chrome/browser/resources/md_downloads/item.js

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 cr.define('downloads', function() {
   var Item = Polymer({
     is: 'downloads-item',
 
     /**
      * @param {!downloads.ThrottledIconLoader} iconLoader
@@ skipping 41 matching lines @@
         value: function() {
           return {
             cancel: loadTimeData.getString('controlCancel'),
             discard: loadTimeData.getString('dangerDiscard'),
             pause: loadTimeData.getString('controlPause'),
             remove: loadTimeData.getString('controlRemoveFromList'),
             resume: loadTimeData.getString('controlResume'),
             restore: loadTimeData.getString('dangerRestore'),
             retry: loadTimeData.getString('controlRetry'),
             save: loadTimeData.getString('dangerSave'),
-            show: loadTimeData.getString('controlShowInFolder'),
           };
         },
       },
 
       isActive_: {
         computed: 'computeIsActive_(' +
             'data_.state, data_.file_externally_removed)',
         type: Boolean,
         value: true,
       },
@@ skipping 253 matching lines @@
     },
 
     /** @private */
     onShowClick_: function() {
       this.actionService_.show(this.data_.id);
     },
   });
 
   return {Item: Item};
 });