Enable tracing perftests on Android bots.

tools/perf/generate_perf_json.py

Index: tools/perf/generate_perf_json.py
diff --git a/tools/perf/generate_perf_json.py b/tools/perf/generate_perf_json.py
index 74a425bf0e25df2c7dfc60dd520190b614882ec2..3e5cfd7909fd381a7b90a4852c92f1dcf5360d2f 100755
--- a/tools/perf/generate_perf_json.py
+++ b/tools/perf/generate_perf_json.py
@@ -76,6 +76,35 @@ SCRIPT_TESTS = [
       ],
     }
   },
+  {
+    'args': [
+      'tracing_perftests',
+      '--adb-path',
+      'src/third_party/catapult/devil/bin/deps/linux2/x86_64/bin/adb',
+    ],
+    'name': 'tracing_perftests',
+    'script': 'gtest_perf_test.py',
+    'testers': {
+      'chromium.perf': [
+        {
+          'name': 'Android Nexus5 Perf',
+          'shards': [2]
+        },
+        {
+          'name': 'Android Nexus6 Perf',
+          'shards': [2]
+        },
+        {
+          'name': 'Android Nexus7v2 Perf',
+          'shards': [2]
+        },
+        {
+          'name': 'Android Nexus9 Perf',
+          'shards': [2]
+        },
+      ]
+    }
+  },
 ]