[sensors] Introduce Generic Sensor API interfaces

device/sensors/sensor_service.h

Index: device/sensors/sensor_service.h
diff --git a/device/sensors/sensor_service.h b/device/sensors/sensor_service.h
new file mode 100644
index 0000000000000000000000000000000000000000..f91f4cd36356140ff4443ecf85986b59b97eb1fe
--- /dev/null
+++ b/device/sensors/sensor_service.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 DEVICE_SENSORS_SENSOR_SERVICE_H_
+#define DEVICE_SENSORS_SENSOR_SERVICE_H_
+
+#include "base/macros.h"
+#include "base/memory/ref_counted.h"
+#include "device/sensors/public/interfaces/sensor_provider.mojom.h"
+#include "device/sensors/sensor_export.h"
+
+namespace base {
+class SingleThreadTaskRunner;
+}
+
+namespace device {
+
+// The SensorService allows to bind SensorProvider interface request with
+// internal implementation of SensorProvider.
+class SensorService {
+ public:
+  DEVICE_SENSOR_EXPORT static void BindRequest(
+      const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
+      mojo::InterfaceRequest<mojom::SensorProvider> request);
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(SensorService);
+};
+
+}  // namespace device
+
+#endif  // DEVICE_SENSORS_SENSOR_SERVICE_H_