Bug 1084288 - Refactor marionette.py script to avoid setting duplicate args r=jgriffin
Bug 1084288 - Refactor marionette.py script to avoid setting duplicate args r=jgriffin

mozilla/build-mozharness,armenzg/build-mozharness,walac/build-mozharness,walac/build-mozharness,armenzg/build-mozharness,simar7/build-mozharness,lissyx/build-mozharness,mrrrgn/build-mozharness,lissyx/build-mozharness,mozilla/build-mozharness,mrrrgn/build-mozharness,simar7/build-mozharness