def connectionLost(reason):
L{PosixReactorBase} implements the deprecated L{IReactorArbitrary}, and
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/internet/interfaces.py/IProtocol.connectionLost--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/internet/test/test_posixbase.py/PosixReactorBaseTests.test_connectWithIsDeprecated