[FileBrowser] Fixed default action context menu item

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.
 
 /**
  * FileManager constructor.
  *
  * FileManager objects encapsulate the functionality of the file selector
  * dialogs, as well as the full screen file manager application (though the
  * latter is not yet implemented).
@@ skipping 4165 matching lines @@
 
             this.gdataSpaceInfoBar_.style.display = '';
             this.gdataSpaceInfoBar_.style.width =
                 (100 * usedSpace / result.totalSizeKB) + '%';
           } else {
             this.gdataSpaceInfoBar_.style.display = 'none';
             this.gdataSpaceInfoLabel_.textContent =
                 str('GDATA_FAILED_SPACE_INFO');
           }
         }.bind(this));
-  }
+  };
 
   /**
    * Updates default action menu item to match passed taskItem(icon,
    * label and action).
    * @param {Object} taskItem - taskItem to match.
    */
-  FileManager.prototype.setDefaultActionMenuItem = function(taskItem) {
-    if (taskItem) {
-      this.defaultActionMenuItem_.iconUrl = taskItem.iconUrl;
-      this.defaultActionMenuItem_.label = taskItem.title;
-      this.defaultActionMenuItem_.taskId = taskItem.taskId;
+  FileManager.prototype.setDefaultActionMenuItem = function(defaultItem) {
+    if (defaultItem) {
+
+      if (defaultItem.iconType) {
+        this.defaultActionMenuItem_.style.backgroundImage = '';
+        this.defaultActionMenuItem_.setAttribute('file-type-icon',
+                                                 defaultItem.iconType);
+      } else if (defaultItem.iconUrl) {
+        this.defaultActionMenuItem_.style.backgroundImage =
+            'url(' + defaultItem.iconUrl + ')';
+      } else {
+        this.actionNode_.style.backgroundImage = '';

[dgozman, 2012/08/27 13:07:10]

actionNode_ ?

+      }
+
+      this.defaultActionMenuItem_.label = defaultItem.title;
+      this.defaultActionMenuItem_.taskId = defaultItem.taskId;
     }
 
     var defaultActionSeparator =
         this.dialogDom_.querySelector('#default-action-separator');
 
-    this.defaultActionMenuItem_.hidden = !taskItem;
-    defaultActionSeparator.hidden = !taskItem;
-  }
+    this.defaultActionMenuItem_.hidden = !defaultItem;
+    defaultActionSeparator.hidden = !defaultItem;
+  };
 })();