docs: public static ProgressDialogFragment show(FragmentManager fragmentManager,
                                                CharSequence title, CharSequence message, boolean cancelable) {
          ProgressDialogFragment dialogFragment = new ProgressDialogFragment();
          dialogFragment.mTitle = title;
          dialogFragment.mMessage = message;
          dialogFragment.setCancelable(cancelable);
          dialogFragment.show(fragmentManager, TAG);
          return dialogFragment;
      }