[sensors] Introduce Generic Sensor API interfaces

device/sensors/sensor_type_converters.h

+// 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_TYPE_CONVERTERS_H_
+#define DEVICE_SENSORS_SENSOR_TYPE_CONVERTERS_H_
+
+#include "device/sensors/public/interfaces/sensor.mojom.h"
+#include "mojo/public/cpp/bindings/type_converter.h"
+
+namespace device {
+class PlatformSensorConfiguration;
+enum class SensorType : int32_t;
+enum class ReportingMode : int32_t;
+}
+
+namespace mojo {
+
+template <>
+struct TypeConverter<device::PlatformSensorConfiguration,
+                     device::mojom::SensorConfigurationPtr> {
+  static device::PlatformSensorConfiguration Convert(
+      const device::mojom::SensorConfigurationPtr& sensor_configuration);
+};
+
+template <>
+struct TypeConverter<device::SensorType, device::mojom::SensorType> {
+  static device::SensorType Convert(device::mojom::SensorType sensor_type);
+};
+
+template <>
+struct TypeConverter<device::mojom::ReportingMode, device::ReportingMode> {
+  static device::mojom::ReportingMode Convert(
+      device::ReportingMode reporting_mode);
+};
+
+}  // namespace mojo
+
+#endif  // DEVICE_SENSORS_SENSOR_TYPE_CONVERTERS_H_