am ab16d9f7: Merge change 3016 into donut

Merge commit 'ab16d9f7d51be7264f9066bf01846e0c98dfb5df'

* commit 'ab16d9f7d51be7264f9066bf01846e0c98dfb5df':
  SDK Updater: Refactor, polish and complete the progress dialog.