arc-bridge: Add the ARC Bridge Service

components/arc/arc_prefs.h

Index: components/arc/arc_prefs.h
diff --git a/components/arc/arc_prefs.h b/components/arc/arc_prefs.h
new file mode 100644
index 0000000000000000000000000000000000000000..f8890acc602eca9c4d2fd6c2de6d15fb6b4bdb4f
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+++ b/components/arc/arc_prefs.h
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+// 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 COMPONENTS_ARC_ARC_PREFS_H_
+#define COMPONENTS_ARC_ARC_PREFS_H_
+
+#include "base/macros.h"
+
+class PrefRegistrySimple;
+class PrefService;
+
+namespace arc {
+
+// Specifies ARC preferences.
+class ArcPrefs {
+ public:
+  // Registers ARC related preferences.
+  static void RegisterProfilePrefs(PrefRegistrySimple* registry);
+
+  // Returns true if ARC has been enabled.
+  static bool GetEnabled(const PrefService* prefs);
+
+  // Sets kArcEnabled preference to the specified value.
+  static void SetEnabled(PrefService* prefs, bool enabled);
+
+ private:
+  DISALLOW_IMPLICIT_CONSTRUCTORS(ArcPrefs);
+};
+
+};  // namespace arc
+
+#endif  // COMPONENTS_ARC_ARC_PREFS_H_