Enable experimental VR Vega tests

Enables VR tests on the standalone vega device on Oreo Phone Tester.

These were tested to work locally several months ago, but new issues may
have popped up in the meantime, so they are currently marked as
experimental.

Bug: 876946
Change-Id: Ib3d9054ef265d3290987e819043ddb9477ad32b4
Reviewed-on: https://chromium-review.googlesource.com/c/1347609Reviewed-by: Ben Pastene <bpastene@chromium.org>
Commit-Queue: Brian Sheedy <bsheedy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#611405}

testing/buildbot/chromium.android.json

@@ -16683,6 +16683,52 @@
         },
         "test": "chrome_public_test_vr_apk"
       },
+      {
+        "args": [
+          "--shared-prefs-file=//chrome/android/shared_preference_files/test/vr_ddview_skipdon_setupcomplete.json",
+          "--gs-results-bucket=chromium-result-details",
+          "--recover-devices"
+        ],
+        "experiment_percentage": 100,
+        "merge": {
+          "args": [
+            "--bucket",
+            "chromium-result-details",
+            "--test-name",
+            "chrome_public_test_vr_apk-vega"
+          ],
+          "script": "//build/android/pylib/results/presentation/test_results_presentation.py"
+        },
+        "name": "chrome_public_test_vr_apk-vega",
+        "swarming": {
+          "can_use_on_swarming_builders": true,
+          "cipd_packages": [
+            {
+              "cipd_package": "infra/tools/luci/logdog/butler/${platform}",
+              "location": "bin",
+              "revision": "git_revision:ff387eadf445b24c935f1cf7d6ddd279f8a6b04c"
+            }
+          ],
+          "dimension_sets": [
+            {
+              "device_os": "OVR1.180808.003",
+              "device_type": "vega",
+              "os": "Android"
+            }
+          ],
+          "output_links": [
+            {
+              "link": [
+                "https://luci-logdog.appspot.com/v/?s",
+                "=android%2Fswarming%2Flogcats%2F",
+                "${TASK_ID}%2F%2B%2Funified_logcats"
+              ],
+              "name": "shard #${SHARD_INDEX} logcats"
+            }
+          ]
+        },
+        "test": "chrome_public_test_vr_apk"
+      },
       {
         "args": [
           "--additional-apk=//third_party/arcore-android-sdk/test-apks/arcore/arcore_current.apk",

testing/buildbot/test_suite_exceptions.pyl

@@ -271,6 +271,22 @@
       'ToTAndroidCFI',
     ],
   },
+  'chrome_public_test_vr_apk-vega': {
+    'modifications': {
+      # chromium.android
+      'Oreo Phone Tester': {
+        'swarming': {
+          'dimension_sets': [
+            {
+              'device_os': 'OVR1.180808.003',
+              'device_type': 'vega',
+              'os': 'Android',
+            },
+          ],
+        },
+      }
+    }
+  },
   'components_unittests': {
     'modifications': {
       # chromium.memory

testing/buildbot/test_suites.pyl

@@ -315,6 +315,16 @@
       },
     },
 
+    'android_vega_vr_gtests': {
+      'chrome_public_test_vr_apk-vega': {
+        'args': [
+          '--shared-prefs-file=//chrome/android/shared_preference_files/test/vr_ddview_skipdon_setupcomplete.json',
+        ],
+        'test': 'chrome_public_test_vr_apk',
+        'experiment_percentage': 100,
+      },
+    },
+
     'aura_gtests': {
       'aura_unittests': {},
       'compositor_unittests': {},
@@ -2542,6 +2552,7 @@
       'android_ddready_vr_gtests',
       'android_ar_gtests',
       'android_oreo_standard_gtests',
+      'android_vega_vr_gtests',
     ],
 
     'chromium_android_gtests': [