Generate a static struct from fieldtrial_testing_config

tools/variations/unittest_data/expected_output.cc

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// GENERATED FROM THE SCHEMA DEFINITION AND DESCRIPTION IN
+//   fieldtrial_testing_config_schema.json
+//   test_config.json
+// DO NOT EDIT.
+
+#include "test_ouput.h"
+
+
+const FieldTrialGroupParams array_kFieldTrialConfig_params[] = {
+    {
+      "x",
+      "1",
+    },
+    {
+      "y",
+      "2",
+    },
+};
+const FieldTrialTestingGroup array_kFieldTrialConfig_groups[] = {
+  {
+    "TestStudy1",
+    "TestGroup1",
+    NULL,
+    0,
+  },
+  {
+    "TestStudy2",
+    "TestGroup2",
+    array_kFieldTrialConfig_params,
+    2,
+  },
+};
+const FieldTrialTestingConfig kFieldTrialConfig = {
+  array_kFieldTrialConfig_groups,
+  2,
+};