Shape detection unittests mac (QR and Face) in GPU bots

content/test/gpu/generate_buildbot_json.py

Index: content/test/gpu/generate_buildbot_json.py
diff --git a/content/test/gpu/generate_buildbot_json.py b/content/test/gpu/generate_buildbot_json.py
index 0ad1f3e4f26bbe0f047ca049c3494012adfc1aa7..9a32e7a604214984f8fa64ef8f4d5354e25c727e 100755
--- a/content/test/gpu/generate_buildbot_json.py
+++ b/content/test/gpu/generate_buildbot_json.py
@@ -1258,6 +1258,15 @@ COMMON_GTESTS = {
     ],
     'test': 'gles2_conform_test',
   },
+  'shape_detection_unittests': {
+    'tester_configs': [
+      {
+        # Run this on the FYI waterfall and optional tryservers.
+        'predicate': Predicates.FYI_AND_OPTIONAL,
+        'os_types': ['mac'],
+      },
+    ],
+  },
   'swiftshader_unittests': {
     'tester_configs': [
       {