Host fingerprint mojo service within the device service.

services/device/fingerprint/fingerprint.h

Index: services/device/fingerprint/fingerprint.h
diff --git a/services/device/fingerprint/fingerprint.h b/services/device/fingerprint/fingerprint.h
new file mode 100644
index 0000000000000000000000000000000000000000..890b677cd86a23ba2c5edbbd7e9fafeb36d0435d
--- /dev/null
+++ b/services/device/fingerprint/fingerprint.h
@@ -0,0 +1,22 @@
+// Copyright 2017 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 SERVICES_DEVICE_FINGERPRINT_FINGERPRINT_H_
+#define SERVICES_DEVICE_FINGERPRINT_FINGERPRINT_H_
+
+#include "services/device/fingerprint/fingerprint_export.h"
+#include "services/device/public/interfaces/fingerprint.mojom.h"
+
+namespace device {
+
+class Fingerprint {
+ public:
+  // This function will be implemented in platform-specific subclasses.

[blundell, 2017/02/22 15:20:06]

nit: s/will be/is

[xiaoyinh(OOO Sep 11-29), 2017/02/22 21:03:17]

Done.

+  SERVICES_DEVICE_FINGERPRINT_EXPORT static void CreateFingerprint(
+      device::mojom::FingerprintRequest request);
+};
+
+}  // namespace device
+
+#endif  // SERVICES_DEVICE_FINGERPRINT_FINGERPRINT_H_