question: public synchronized FilmstripItem remove ( int index ) { try { FilmstripItem removedItem = mList . remove ( index ) ; mUriMap . remove ( removedItem ) ; return removedItem ; } catch ( IndexOutOfBoundsException ex ) { Log . w ( TAG , "Could not remove item. Not found: " + index , ex ) ; return null ; } }
target:  Removes the item at the given index.