Backed out changeset e8b7c48d4e7e (Bug 1589706) now that gecko-t/t-win10-64-gpu-s is working.

--HG--
extra : rebase_source : 31b520d04b367791d2d7c850dfc66adb3c4a068d
extra : histedit_source : c7d6f20a46c5f67ec6b9fe9553cfee728a574788

taskcluster/ci/config.yml

@@ -401,17 +401,11 @@ workers:
                 by-level:
                     '3': 'gecko-{level}-t-osx-1014'
                     default: 'gecko-t-osx-1014'
-        t-win10-64:
+        t-win10-64(|-gpu-s):
             provisioner: 'gecko-t'
             implementation: generic-worker
             os: windows
             worker-type: '{alias}'
-        # This worker isn't working with worker-manager
-        t-win10-64-gpu-s:
-            provisioner: 'aws-provisioner-v1'
-            implementation: generic-worker
-            os: windows
-            worker-type: 'gecko-t-{alias}'
         t-win10-64(-hw|-ref-hw):
             provisioner: releng-hardware
             implementation: generic-worker