Increase default timeout in lldbutil.expect_state_changes()

        return output.getvalue()

def expect_state_changes(test, listener, process, states, timeout=5):

def expect_state_changes(test, listener, process, states, timeout=30):

    """Listens for state changed events on the listener and makes sure they match what we

    expect. Stop-and-restart events (where GetRestartedFromEvent() returns true) are ignored."""

        try:

            # accept() is stubborn and won't fail even when the socket is

            # shutdown, so we'll use a timeout

            self._socket.settimeout(20.0)

            self._socket.settimeout(30.0)

            client, client_addr = self._socket.accept()

            self._client = client

            # The connected client inherits its timeout from self._socket,