docs(toast): marked cancel method as DEPRECATED
docs(toast): marked cancel method as DEPRECATED

fixes #4218

JonFerrera/material,daniel-nagy/material,colinskow/material,oostmeijer/material,BernhardRode/material,graingert/material,kwypchlo/material,robertmesserle/material,colinskow/material,dmitriz/material,2947721120/angular-material,flowersinthesand/material,bOOm-X/material,miguelcobain/material,pwistbac/material,ilovett/material,j3ski/material,gmoothart/material,imjoeco/material,angular/material,HipsterZipster/material,bOOm-X/material,colinskow/material,epelc/material,acoreyj/material,welkinhealth/material,j3ski/material,ServiceManagementGroup/material,angular/material,BernhardRode/material,CarmenPopoviciu/material,DerekLouie/material,hodeyp/material,robertmesserle/material,isaaclyman/material,gmoothart/material,crisbeto/material,kamilkisiela/material,acoreyj/material,gkalpak/material,clshortfuse/material,DerekLouie/material,acoreyj/material,epelc/material,2947721120/angular-material,angular/material,programmist/material,pwistbac/material,clshortfuse/material,DerekLouie/material,bOOm-X/material,gkalpak/material,HipsterZipster/material,HarrisCorp/material,ServiceManagementGroup/material,crisbeto/material,ilovett/material,profoundry-us/material,dmitriz/material,daniel-nagy/material,gmoothart/material,oostmeijer/material,2947721120/angular-material,Frank3K/material,HarrisCorp/material,2947721120/angular-material,SamDLT/material,graingert/material,marekmicek/material,bluebirdtech/material,ErinCoughlan/material,hayloft/material,hayloft/material,kamilkisiela/material,kamilkisiela/material,DevVersion/material,pwistbac/material,hayloft/material,david-gang/material,acoreyj/material,HarrisCorp/material,graingert/material,jelbourn/material,david-gang/material,david-gang/material,jadjoubran/material,marekmicek/material,bOOm-X/material,Frank3K/material,kwypchlo/material,ErinCoughlan/material,oostmeijer/material,ErinCoughlan/material,bluebirdtech/material,DevVersion/material,ServiceManagementGroup/material,epelc/material,ilovett/material,JonFerrera/material,programmist/material,BernhardRode/material,vertazzar/material,Splaktar/material,welkinhealth/material,isaaclyman/material,oostmeijer/material,SamDLT/material,vertazzar/material,imjoeco/material,jadjoubran/material,crisbeto/material,programmist/material,jadjoubran/material,j3ski/material,Frank3K/material,kwypchlo/material,daniel-nagy/material,gmoothart/material,imjoeco/material,isaaclyman/material,kamilkisiela/material,gkalpak/material,david-gang/material,dmitriz/material,flowersinthesand/material,vertazzar/material,ilovett/material,pwistbac/material,bluebirdtech/material,bluebirdtech/material,welkinhealth/material,graingert/material,profoundry-us/material,hayloft/material,HarrisCorp/material,imjoeco/material,welkinhealth/material,programmist/material,isaaclyman/material,SamDLT/material,angular/material,jelbourn/material,CarmenPopoviciu/material,hodeyp/material,ServiceManagementGroup/material,daniel-nagy/material,robertmesserle/material,j3ski/material,Todd-Werelius/material,JonFerrera/material,SamDLT/material,miguelcobain/material,flowersinthesand/material,clshortfuse/material,ErinCoughlan/material,DevVersion/material,marekmicek/material,Frank3K/material,Splaktar/material,HipsterZipster/material,DerekLouie/material,robertmesserle/material,Todd-Werelius/material,Splaktar/material,jelbourn/material,Splaktar/material,gkalpak/material,profoundry-us/material,crisbeto/material,epelc/material,hodeyp/material,clshortfuse/material,miguelcobain/material,profoundry-us/material,miguelcobain/material,kwypchlo/material,vertazzar/material,dmitriz/material,BernhardRode/material,flowersinthesand/material,Todd-Werelius/material,HipsterZipster/material,marekmicek/material,hodeyp/material,CarmenPopoviciu/material,Todd-Werelius/material,jelbourn/material,CarmenPopoviciu/material,DevVersion/material,jadjoubran/material,JonFerrera/material,colinskow/material