Stub for ARC print Bridge

components/arc/print/arc_print_bridge.h

Index: components/arc/print/arc_print_bridge.h
diff --git a/components/arc/print/arc_print_bridge.h b/components/arc/print/arc_print_bridge.h
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index 0000000000000000000000000000000000000000..997d1d89cb984804bb21a8ebf7adb50881084e3a
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+++ b/components/arc/print/arc_print_bridge.h
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+// 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.
+
+#ifndef COMPONENTS_ARC_PRINT_ARC_PRINT_BRIDGE_H_
+#define COMPONENTS_ARC_PRINT_ARC_PRINT_BRIDGE_H_
+
+#include "base/macros.h"
+#include "components/arc/arc_bridge_service.h"
+#include "components/arc/arc_service.h"
+#include "mojo/public/cpp/bindings/binding.h"
+
+namespace arc {
+
+class ArcPrintBridge : public ArcService,
+                       public ArcBridgeService::Observer,
+                       public mojom::PrintHost {
+ public:
+  explicit ArcPrintBridge(ArcBridgeService* bridge_service);
+  ~ArcPrintBridge() override;
+
+  // ArcBridgeService::Observer overrides.
+  void OnPrintInstanceReady() override;
+
+  void Print(mojo::ScopedHandle) override;
+
+ private:
+  mojo::Binding<mojom::PrintHost> binding_;
+
+  DISALLOW_COPY_AND_ASSIGN(ArcPrintBridge);
+};
+
+}  // namespace arc
+
+#endif  // COMPONENTS_ARC_PRINT_ARC_PRINT_BRIDGE_H_