return null;
}
private int getParentAdapterPosition(int parentPosition) {
if (parentPosition < 0) return RecyclerView.NO_POSITION;
int parentIndex = -1;
<BUG>int listItemCount = mItems.size();
for (int i = 0; i < listItemCount; i++) {
Object listItem = mItems.get(i);
if (listItem instanceof ParentWrapper) {</BUG>
parentIndex++;

return null;
}
private int getParentAdapterPosition(int parentPosition) {
if (parentPosition < 0) return RecyclerView.NO_POSITION;
int parentIndex = -1;
int itemCount = mItems.size();
for (int i = 0; i < itemCount; i++) {
if (mItems.get(i).isParent()) {
parentIndex++;
