Bug 1422451 - move talos xperf from win7 hardware to VM. r=rwood

taskcluster/ci/test/talos.yml

@@ -421,6 +421,7 @@ talos-xperf:
     description: "Talos xperf"
     try-name: xperf
     treeherder-symbol: tc-T(x)
+    virtualization: virtual
     run-on-projects:
         by-test-platform:
             windows7-32.*: ['mozilla-beta', 'mozilla-central', 'mozilla-inbound', 'autoland', 'try']
@@ -430,17 +431,7 @@ talos-xperf:
             - --suite=xperf
             - --add-option
             - --webServer,localhost
-
-talos-xperf-stylo-disabled:
-    description: "Talos Stylo disabled xperf"
-    try-name: xperf-stylo-disabled
-    treeherder-symbol: tc-Tsd(x)
-    run-on-projects:
-        by-test-platform:
-            windows7-32.*: ['mozilla-beta', 'mozilla-central', 'try']
-            default: []
-    mozharness:
-        extra-options:
-            - --suite=xperf-stylo-disabled
-            - --add-option
-            - --webServer,localhost
+        config:
+            by-test-platform:
+                windows.*:
+                    - talos/windows_vm_config.py

taskcluster/taskgraph/transforms/tests.py

@@ -895,6 +895,8 @@ def set_worker_type(config, tests):
             if test.get('suite', '') == 'talos' and 'ccov' not in test['build-platform']:
                 if try_options.get('taskcluster_worker'):
                     test['worker-type'] = win_worker_type_platform['hardware']
+                elif test['virtualization'] == 'virtual':
+                    test['worker-type'] = win_worker_type_platform[test['virtualization']]
                 else:
                     test['worker-type'] = 'buildbot-bridge/buildbot-bridge'
             else:

testing/talos/talos/xtalos/xperf_whitelist.json

@@ -11,6 +11,9 @@
   "C:\\$logfile": {
     "ignore": true
   },
+  "Z:\\$logfile": {
+    "ignore": true
+  },
   "C:\\Windows\\Prefetch\\{prefetch}.pf": {
     "ignore": true
   },