Butter bar visual refresh.

chrome/browser/resources/file_manager/js/butter_bar.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.
 
 /**
  * The minimum about of time to display the butter bar for, in ms.
  * Justification is 1000ms for minimum display time plus 300ms for transition
  * duration.
  */
 var MINIMUM_BUTTER_DISPLAY_TIME_MS = 1300;
@@ skipping 101 matching lines @@
   this.butter_.querySelector('.butter-message').textContent = message;
   if (message && !this.isVisible_()) {
     // The butter bar is made visible on the first non-empty message.
     this.butter_.classList.add('visible');
     this.lastShowTime_ = Date.now();
   }
   if (opt_options && 'progress' in opt_options) {
     this.butter_.querySelector('.progress-track').style.width =
         (opt_options.progress * 100) + '%';
   }
-
-  this.butter_.style.left =
-      (this.dialogDom_.clientWidth - this.butter_.clientWidth) / 2 + 'px';
 };
 
 /**
  * Hide butter bar. There might be some delay before hiding so that butter bar
  * would be shown for no less than the minimal time.
  * @param {boolean} opt_force If true hide immediately.
  * @private
  */
 ButterBar.prototype.hide_ = function(opt_force) {
   this.clearHideTimeout_();
@@ skipping 139 matching lines @@
       } else {
         this.showError_(strf(this.transferType_() + '_UNEXPECTED_ERROR',
                              event.error));
       }
       break;
 
     default:
       console.log('Unknown "copy-progress" event reason: ' + event.reason);
   }
 };