bug 1019170: no new hamachi/helix/nexus-4 updates since may 30th - revert update channel logic for old style updates. r=nthomas
bug 1019170: no new hamachi/helix/nexus-4 updates since may 30th - revert update channel logic for old style updates. r=nthomas

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