Simplified BluetoothDeviceMac.

device/bluetooth/bluetooth_socket_mac.mm

 // Copyright 2013 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.
 
 #include "device/bluetooth/bluetooth_socket_mac.h"
 
 #import <IOBluetooth/objc/IOBluetoothDevice.h>
 #import <IOBluetooth/objc/IOBluetoothRFCOMMChannel.h>
 
 #include <limits>
@@ skipping 35 matching lines @@
 namespace device {
 
 BluetoothSocketMac::BluetoothSocketMac(IOBluetoothRFCOMMChannel* rfcomm_channel)
     : rfcomm_channel_(rfcomm_channel),
       delegate_([[BluetoothRFCOMMChannelDelegate alloc] initWithSocket:this]) {
   [rfcomm_channel_ setDelegate:delegate_];
   ResetIncomingDataBuffer();
 }
 
 BluetoothSocketMac::~BluetoothSocketMac() {
+  [rfcomm_channel_ setDelegate:nil];
+  [rfcomm_channel_ closeChannel];
   [rfcomm_channel_ release];
   [delegate_ release];
 }
 
 // static
 scoped_refptr<BluetoothSocket> BluetoothSocketMac::CreateBluetoothSocket(
     const BluetoothServiceRecord& service_record) {
   BluetoothSocketMac* bluetooth_socket = NULL;
   if (service_record.SupportsRfcomm()) {
     const BluetoothServiceRecordMac* service_record_mac =
@@ skipping 66 matching lines @@
   incoming_data_buffer_->set_offset(
       incoming_data_buffer_->offset() + data_size);
 }
 
 void BluetoothSocketMac::ResetIncomingDataBuffer() {
   incoming_data_buffer_ = new net::GrowableIOBuffer();
   incoming_data_buffer_->SetCapacity(1024);
 }
 
 }  // namespace device