/**
  * Toggle the visibility of contact list items in the contact lists for them to be tracked by the
  * transition manager for pending explode transition.
  */
 private void toggleContactListItemsVisibilityForPendingTransition(final boolean show) {
   if (!OsUtil.isAtLeastL()) {
     // Explode animation is not supported pre-L.
     return;
   }
   mAllContactsListViewHolder.toggleVisibilityForPendingTransition(show, mPendingExplodeView);
   mFrequentContactsListViewHolder.toggleVisibilityForPendingTransition(show, mPendingExplodeView);
 }
 private void invalidateContactLists() {
   mAllContactsListViewHolder.invalidateList();
   mFrequentContactsListViewHolder.invalidateList();
 }
 @Override // From ContactPickerDataListener
 public void onAllContactsCursorUpdated(final Cursor data) {
   mBinding.ensureBound();
   mAllContactsListViewHolder.onContactsCursorUpdated(data);
 }