do not warn if the promise is not chained
do not warn if the promise is not chained

justsml/bluebird,HBOCodeLabs/bluebird,justsml/bluebird,petkaantonov/bluebird,HBOCodeLabs/bluebird,petkaantonov/bluebird,HBOCodeLabs/bluebird,petkaantonov/bluebird,BridgeAR/bluebird,BridgeAR/bluebird,BridgeAR/bluebird,justsml/bluebird