remove method

bool remove (Object value)

Remove a single instance of value from the queue.

Returns true if a value was removed, or false if the queue contained no element equal to value.

Implementation 

bool remove(Object value) {
  for (int i = _head; i != _tail; i = (i + 1) & (_table.length - 1)) {
    E element = _table[i];
    if (element == value) {
      _remove(i);
      _modificationCount++;
      return true;
    }
  }
  return false;
}