remove chrome_shared.css once and for all

chrome/browser/resources/feedback.js

 // Copyright (c) 2012 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.
 
 // Constants.
 /** @const */ var FEEDBACK_LANDING_PAGE =
     'http://www.google.com/support/chrome/go/feedback_confirmation';
 
 var selectedThumbnailDivId = '';
 var selectedThumbnailId = '';
@@ skipping 195 matching lines @@
     };
   }
 
 <if expr="pp_ifdef('chromeos')">
   $('screenshot-link-tosaved').onclick = changeToSaved;
   $('screenshot-link-tocurrent').onclick = changeToCurrent;
 </if>
   $('send-report-button').onclick = sendReport;
   $('cancel-button').onclick = cancel;
 
-  var menuOffPattern = /(^\?|&)menu=off($|&)/;
-  var menuDisabled = menuOffPattern.test(window.location.search);
-  document.documentElement.setAttribute('hide-menu', menuDisabled);
-
   // Set default values for the possible parameters, and then parse the actual
   // values from the URL hash.
   var parameters = {
     'description': '',
     'categoryTag': '',
     'customPageUrl': '',
   };
   var queryPos = window.location.hash.indexOf('?');
   if (queryPos !== -1) {
     // Get an array of parameters in 'name=value' form.
@@ skipping 67 matching lines @@
         $('user-email-table').hidden = true;
 
         // this also means we are in privacy mode, so no saved screenshots.
         $('screenshot-link-tosaved').hidden = true;
       }
     }
   }
 }
 
 window.addEventListener('DOMContentLoaded', load);