filemanager: Update the icons in the left nav.

chrome/browser/resources/file_manager/js/file_manager.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.
 
 // This variable is checked in SelectFileDialogExtensionBrowserTest.
 var JSErrorCount = 0;
 
 /**
  * Count uncaught exceptions.
  */
@@ skipping 1394 matching lines @@
     var handleClick = function() {
       if (li.selected && path !== dm.getCurrentDirPath()) {
         dm.changeDirectory(path);
       }
     };
     li.addEventListener('mousedown', handleClick);
     li.addEventListener(cr.ui.TouchHandler.EventType.TOUCH_START, handleClick);
 
     var rootType = PathUtil.getRootType(path);
 
+    var iconDiv = this.document_.createElement('div');
+    iconDiv.className = 'volume-icon';
+    iconDiv.setAttribute('volume-type-icon', rootType);
+    if (rootType === RootType.REMOVABLE) {
+      iconDiv.setAttribute('volume-subtype',
+          this.volumeManager_.getDeviceType(path));
+    }
+    li.appendChild(iconDiv);
+
     var div = this.document_.createElement('div');
     div.className = 'root-label';
 
-    div.setAttribute('volume-type-icon', rootType);
-    if (rootType === RootType.REMOVABLE)
-      div.setAttribute('volume-subtype',
-          this.volumeManager_.getDeviceType(path));
-
     div.textContent = PathUtil.getRootLabel(path);
     li.appendChild(div);
 
     if (rootType === RootType.ARCHIVE || rootType === RootType.REMOVABLE) {
       var eject = this.document_.createElement('div');
       eject.className = 'root-eject';
       eject.addEventListener('click', function(event) {
         event.stopPropagation();
         var unmountCommand = this.dialogDom_.querySelector('command#unmount');
         // Let's make sure 'canExecute' state of the command is properly set for
@@ skipping 1517 matching lines @@
     return this.directoryModel_.getFileList();
   };
 
   /**
    * @return {cr.ui.List} Current list object.
    */
   FileManager.prototype.getCurrentList = function() {
     return this.currentList_;
   };
 })();