Rename bindingId to activityId
Rename bindingId to activityId

To match EventSource terminology as the meaning of the parameter is exactly that.

crummel/dotnet_core-setup,MichaelSimons/core-setup,crummel/dotnet_core-setup,rakeshsinghranchi/core-setup,rakeshsinghranchi/core-setup,ericstj/core-setup,weshaggard/core-setup,crummel/dotnet_core-setup,steveharter/core-setup,crummel/dotnet_core-setup,steveharter/core-setup,chcosta/core-setup,rakeshsinghranchi/core-setup,chcosta/core-setup,ericstj/core-setup,MichaelSimons/core-setup,wtgodbe/core-setup,MichaelSimons/core-setup,chcosta/core-setup,weshaggard/core-setup,chcosta/core-setup,steveharter/core-setup,wtgodbe/core-setup,MichaelSimons/core-setup,wtgodbe/core-setup,weshaggard/core-setup,crummel/dotnet_core-setup,rakeshsinghranchi/core-setup,steveharter/core-setup,wtgodbe/core-setup,rakeshsinghranchi/core-setup,wtgodbe/core-setup,ericstj/core-setup,ericstj/core-setup,chcosta/core-setup,crummel/dotnet_core-setup,ericstj/core-setup,chcosta/core-setup,weshaggard/core-setup,weshaggard/core-setup,steveharter/core-setup,weshaggard/core-setup,ericstj/core-setup,wtgodbe/core-setup,rakeshsinghranchi/core-setup,MichaelSimons/core-setup,MichaelSimons/core-setup,steveharter/core-setup