Backed out changeset c45f2ebe0e66 (bug 1274980)

taskcluster/taskgraph/transforms/task.py

@@ -453,7 +453,6 @@ def build_generic_worker_payload(config, task, task_def):
     if 'retry-exit-status' in worker:
         raise Exception("retry-exit-status not supported in generic-worker")
 
-
 @payload_builder('macosx-engine')
 def build_macosx_engine_payload(config, task, task_def):
     worker = task['worker']

taskcluster/taskgraph/transforms/tests/make_task_description.py

@@ -378,7 +378,6 @@ def generic_worker_setup(config, test, taskdesc):
         'copy /y logs\\*.* public\\logs\\'
     ]
 
-
 @worker_setup_function("macosx-engine")
 def macosx_engine_setup(config, test, taskdesc):
     mozharness = test['mozharness']
@@ -401,7 +400,7 @@ def macosx_engine_setup(config, test, taskdesc):
         'type': 'directory',
     } for (prefix, path) in ARTIFACTS]
 
-    worker['env'] = {
+    env = worker['env'] = {
         'GECKO_HEAD_REPOSITORY': config.params['head_repository'],
         'GECKO_HEAD_REV': config.params['head_rev'],
         'MOZHARNESS_CONFIG': ' '.join(mozharness['config']),