Remove service, add device, in BluetoothLocalGattService::Delegate

device/bluetooth/bluetooth_local_gatt_descriptor.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_BLUETOOTH_LOCAL_GATT_DESCRIPTOR_H_
 #define DEVICE_BLUETOOTH_BLUETOOTH_LOCAL_GATT_DESCRIPTOR_H_
 
 #include <stdint.h>
 #include <vector>
 
@@ skipping 33 matching lines @@
   //
   // Currently, only custom UUIDs, |kCharacteristicDescriptionUuid|, and
   // |kCharacteristicPresentationFormat| are supported for locally hosted
   // descriptors. This method will return NULL if |uuid| is any one of the
   // unsupported predefined descriptor UUIDs.
   static base::WeakPtr<BluetoothLocalGattDescriptor> Create(
       const BluetoothUUID& uuid,
       BluetoothGattCharacteristic::Permissions permissions,
       BluetoothLocalGattCharacteristic* characteristic);
 
+  virtual BluetoothLocalGattCharacteristic* GetCharacteristic() const = 0;
+
  protected:
   BluetoothLocalGattDescriptor();
   ~BluetoothLocalGattDescriptor() override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BluetoothLocalGattDescriptor);
 };
 
 }  // namespace device
 
 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_LOCAL_GATT_DESCRIPTOR_H_