anchor.diff:      if (getAppContainerFor(_resource) == null) {
         spark.showErrorMessage(
             'Unable to Publish',
  -          message: 'Unable to publish the current selection; please select a Chrome App '
  -          'or Extension to publish.');
  +          message: 'Unable to publish the current selection; '
  +                   'please select a Chrome App or Extension to publish.');
         return;
       }
   
  
positive.code:    * Refreshes the file name on an opened editor tab.
     */
    void _renameOpenEditor(ws.Resource renamedResource) {
      if (renamedResource is ws.File && editorManager.isFileOpened(renamedResource)) {
        editorArea.renameFile(renamedResource);
      }
    }
  
negative.code:         }
        }
  
        gitOperations.getRemoteBranchNames().then(
            (Iterable<String> remoteBranches) {
          List branches = remoteBranches.toList();
          branches.sort((a, b) => a.toLowerCase().compareTo(b.toLowerCase()));
  
  