remove ntp3 resources

chrome/browser/resources/ntp4/new_tab.css

 /* Copyright (c) 2011 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.
  */
 
 html {
   font-family: segoe ui, arial, helvetica, sans-serif;
   font-size: 14px;
   /* It's necessary to put this here instead of in body in order to get the
      background-size of 100% to work properly */
@@ skipping 198 matching lines @@
   -webkit-transition-delay: 0, 0.2s;
 }
 
 #footer.showing-trash-mode #trash {
   opacity: 1;
   top: 0;
   -webkit-transition-delay: 0, 0;
 }
 
 #trash > span {
-  background-image: url('./trash.png');
+  background-image: url('images/trash.png');
   background-position: 7px;
   background-repeat: no-repeat;
   border: 1px dashed #7f7f7f;
   border-radius: 4px;
   display: inline-block;
   font-size: 84%;
   padding-bottom: 9px;
   padding-top: 10px;
   position: relative;
   top: 7px;
@@ skipping 11 matching lines @@
   padding: 0;
   position: absolute;
   margin: 0;
   max-width: 150px;
   min-width: 90px;
   outline: none;
   top: 0;
   z-index: 5;
   -webkit-transition: width 150ms, right 150ms, background-color 150ms;
 }