Merge "Reset stack position when all the bubbles are removed"

        } else {

            // If there's no other bubbles, and we were in the dismiss target, reset the flag.

            mWithinDismissTarget = false;

            // When all children are removed ensure stack position is sane

            setStackPosition(mRestingStackPosition == null

                    ? getDefaultStartPosition()

                    : mRestingStackPosition);

        }

    }