我调用ConsumerIrManager.hasIrEmitter()在我的LGG2上，但它总是返回false.根据Infraredtransmitters上的文档:Whenrunningonadevicethatincludesaninfrared(IR)transmitter,youcannowtransmitIRsignalsusingtheConsumerIrManagerAPIs.TogetaninstanceofConsumerIrManager,callgetSystemService()withCONSUMER_IR_SERVICEastheargument.Youca