Bug 971852 - follow fix to check out gcc, not sixgill. r=aaaarryeeeeeuuurggh!
Bug 971852 - follow fix to check out gcc, not sixgill. r=aaaarryeeeeeuuurggh!

--HG--
extra : rebase_source : cac8b1038196c2a254b71bfe23b0a7b2c5b2773d

mozilla/build-mozharness,escapewindow/mozharness,kartikgupta0909/gittest,lissyx/build-mozharness,walac/build-mozharness,mrrrgn/build-mozharness,kartikgupta0909/gittest,walac/build-mozharness,lundjordan/mozharness,lundjordan/mozharness,mozilla/build-mozharness,lissyx/build-mozharness,kartikgupta0909/mozilla-mozharness,kartikgupta0909/build-mozharness,kartikgupta0909/mozilla-mozharness,armenzg/build-mozharness,kartikgupta0909/build-mozharness,simar7/build-mozharness,escapewindow/mozharness,mrrrgn/build-mozharness,simar7/build-mozharness,armenzg/build-mozharness