device/bluetooth: Introduce BluetoothGattConnection.

device/bluetooth/bluetooth_device_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_device_mac.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 201 matching lines @@
 
 void BluetoothDeviceMac::ConnectToService(
     const BluetoothUUID& uuid,
     const ConnectToServiceCallback& callback,
     const ConnectToServiceErrorCallback& error_callback) {
   scoped_refptr<BluetoothSocketMac> socket = BluetoothSocketMac::CreateSocket();
   socket->Connect(
       device_.get(), uuid, base::Bind(callback, socket), error_callback);
 }
 
+void BluetoothDeviceMac::CreateGattConnection(
+      const GattConnectionCallback& callback,
+      const ConnectErrorCallback& error_callback) {
+  // TODO(armansito): Implement.
+  error_callback.Run(ERROR_UNSUPPORTED_DEVICE);
+}
+
 void BluetoothDeviceMac::StartConnectionMonitor(
     const base::Closure& callback,
     const ErrorCallback& error_callback) {
   NOTIMPLEMENTED();
 }
 
 int BluetoothDeviceMac::GetHostTransmitPower(
     BluetoothHCITransmitPowerLevelType power_level_type) const {
   IOBluetoothHostController* controller =
       [IOBluetoothHostController defaultController];
@@ skipping 14 matching lines @@
 
   return power_level;
 }
 
 // static
 std::string BluetoothDeviceMac::GetDeviceAddress(IOBluetoothDevice* device) {
   return CanonicalizeAddress(base::SysNSStringToUTF8([device addressString]));
 }
 
 }  // namespace device