Refactor device::BluetoothGattXXX classes to split into remote/local.

device/bluetooth/bluez/bluetooth_local_gatt_characteristic_bluez.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_BLUEZ_BLUETOOTH_LOCAL_GATT_CHARACTERISTIC_BLUEZ_H_
+#define DEVICE_BLUETOOTH_BLUEZ_BLUETOOTH_LOCAL_GATT_CHARACTERISTIC_BLUEZ_H_
+
+#include "base/macros.h"
+#include "base/memory/weak_ptr.h"
+#include "dbus/object_path.h"
+#include "device/bluetooth/bluetooth_local_gatt_characteristic.h"
+#include "device/bluetooth/bluez/bluetooth_gatt_characteristic_bluez.h"
+
+namespace device {
+
+class BluetoothRemoteGattDescriptor;
+class BluetoothRemoteGattService;
+
+}  // namespace device
+
+namespace bluez {
+
+class BluetoothLocalGattDescriptorBlueZ;
+class BluetoothLocalGattServiceBlueZ;
+
+// The BluetoothLocalGattCharacteristicBlueZ class implements
+// BluetoothRemoteGattCharacteristic for remote GATT characteristics for
+// platforms that use BlueZ.
+class BluetoothLocalGattCharacteristicBlueZ
+    : public BluetoothGattCharacteristicBlueZ,
+      public device::BluetoothLocalGattCharacteristic {
+ public:
+  // device::BluetoothLocalGattCharacteristic overrides.
+
+ private:
+  friend class BluetoothLocalGattServiceBlueZ;
+
+  BluetoothLocalGattCharacteristicBlueZ(BluetoothLocalGattServiceBlueZ* service,
+                                        const dbus::ObjectPath& object_path);
+  ~BluetoothLocalGattCharacteristicBlueZ() override;
+
+  // Note: This should remain the last member so it'll be destroyed and
+  // invalidate its weak pointers before any other members are destroyed.
+  base::WeakPtrFactory<BluetoothLocalGattCharacteristicBlueZ> weak_ptr_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(BluetoothLocalGattCharacteristicBlueZ);
+};
+
+}  // namespace bluez
+
+#endif  // DEVICE_BLUETOOTH_BLUEZ_BLUETOOTH_LOCAL_GATT_CHARACTERISTIC_BLUEZ_H_