Introduce (Chrome)VariationsServiceClient

chrome/browser/metrics/variations/chrome_variations_service_client.h

+// 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.
+
+#ifndef CHROME_BROWSER_METRICS_VARIATIONS_CHROME_VARIATIONS_SERVICE_CLIENT_H_
+#define CHROME_BROWSER_METRICS_VARIATIONS_CHROME_VARIATIONS_SERVICE_CLIENT_H_
+
+#include "base/basictypes.h"
+#include "components/variations/variations_service_client.h"
+
+// ChromeVariationsServiceClient provides an implementation of
+// VariationsServiceClient that depends on chrome/.
+class ChromeVariationsServiceClient
+    : public chrome_variations::VariationsServiceClient {
+ public:
+  ChromeVariationsServiceClient();
+  ~ChromeVariationsServiceClient() override;
+
+  // chrome_variations::VariationsServiceClient:
+  std::string GetApplicationLocale() override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ChromeVariationsServiceClient);
+};
+
+#endif  // CHROME_BROWSER_METRICS_VARIATIONS_CHROME_VARIATIONS_SERVICE_CLIENT_H_