bluetooth: Add Device service for chrome://bluetooth-internals.

device/bluetooth/le_device.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_BLUETOOTH_LE_DEVICE_H_
+#define DEVICE_BLUETOOTH_LE_DEVICE_H_
+
+#include <string>
+
+#include "base/macros.h"

[ortuno, 2016/10/10 00:11:20]

Include: base/memory/ref_counted.h for scoped_refptr.

[mbrunson, 2016/10/10 19:21:28]

Done.

+#include "device/bluetooth/bluetooth_adapter.h"
+#include "device/bluetooth/bluetooth_device.h"
+#include "device/bluetooth/public/interfaces/le_device.mojom.h"
+
+namespace bluetooth {
+
+// Implementation of Mojo LEDevice located in
+// device/bluetooth/public/interfaces/le_device.mojom.
+// It handles requests for Bluetooth low energy device capabilities
+// and service and uses the platform abstraction of device/bluetooth.

[ortuno, 2016/10/10 00:11:20]

It handles requests to interact with a Bluetooth Device. Uses the platform
abstraction of device/bluetooth.

[mbrunson, 2016/10/10 19:21:28]

Done.

+class LEDevice : public mojom::LEDevice {
+ public:
+  LEDevice(const std::string& address,
+           const scoped_refptr<device::BluetoothAdapter>& adapter);

[ortuno, 2016/10/10 00:11:20]

Don't take a const&, rather take just a scoped_refptr and let the caller decide
if it wants to transfer ownership.[1]

[1]
https://chromium.googlesource.com/chromium/src/+/master/styleguide/c++/c++.md...

[mbrunson, 2016/10/10 19:21:28]

Done.

+  ~LEDevice() override;
+
+  // Creates a mojom::LEDeviceInfo using info from the given |device|.
+  static mojom::LEDeviceInfoPtr ConstructLEDeviceInfoStruct(
+      const device::BluetoothDevice* device);
+
+  // mojom::LEDevice overrides:
+  void GetInfo(const GetInfoCallback& callback) override;
+
+ private:
+  std::string address_;
+  scoped_refptr<device::BluetoothAdapter> adapter_;

[ortuno, 2016/10/10 00:11:20]

Comments please.

[mbrunson, 2016/10/10 19:21:28]

Done.

+
+  DISALLOW_COPY_AND_ASSIGN(LEDevice);
+};
+
+}  // namespace bluetooth
+
+#endif  // DEVICE_BLUETOOTH_LE_DEVICE_H_