arc-bridge: Introduce the ArcService class

components/arc/arc_service.cc

Index: components/arc/arc_service.cc
diff --git a/components/arc/arc_service.cc b/components/arc/arc_service.cc
new file mode 100644
index 0000000000000000000000000000000000000000..e40cc4d8123a44b814abae36e1547bebfd8162e3
--- /dev/null
+++ b/components/arc/arc_service.cc
@@ -0,0 +1,18 @@
+// Copyright 2016 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.
+
+#include "components/arc/arc_service.h"
+
+#include "components/arc/arc_bridge_service.h"
+
+namespace arc {
+
+ArcService::ArcService(ArcBridgeService* bridge_service)
+    : arc_bridge_service_(bridge_service) {
+  DCHECK(arc_bridge_service());
+}
+
+ArcService::~ArcService() {}
+
+}  // namespace arc