MacOS implementation of BluetoothSocket.

device/bluetooth/bluetooth_profile_mac.h

 // 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.
 
 #ifndef DEVICE_BLUETOOTH_BLUETOOTH_PROFILE_MAC_H_
 #define DEVICE_BLUETOOTH_BLUETOOTH_PROFILE_MAC_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "device/bluetooth/bluetooth_profile.h"
 #include "device/bluetooth/bluetooth_uuid.h"
 
 #ifdef __OBJC__
 @class IOBluetoothDevice;
 #else
 class IOBluetoothDevice;
 #endif
 
+namespace base {
+class SequencedTaskRunner;
+}  // namespace base
+
 namespace device {
 
 class BluetoothProfileMac : public BluetoothProfile {
  public:
   // BluetoothProfile override.
   virtual void Unregister() OVERRIDE;
   virtual void SetConnectionCallback(
       const ConnectionCallback& callback) OVERRIDE;
 
-  // Makes an outgoing connection to |device|.
-  // This method runs |socket_callback_| with the socket and returns true if the
-  // connection is made successfully.
-  bool Connect(IOBluetoothDevice* device);
+  typedef base::Callback<void(const std::string&)> ErrorCallback;
+
+  // Makes an outgoing connection to |device|, calling |callback| on succes or
+  // |error_callback| on error. If successful, this method also calls
+  // |connection_callback_| before calling |callback|.
+  void Connect(const scoped_refptr<base::SequencedTaskRunner>& ui_task_runner,
+               IOBluetoothDevice* device,
+               const base::Closure& callback,
+               const ErrorCallback& error_callback);
 
  private:
   friend BluetoothProfile;
 
   BluetoothProfileMac(const BluetoothUUID& uuid, const std::string& name);
   virtual ~BluetoothProfileMac();
 
   const BluetoothUUID uuid_;
   const std::string name_;
   ConnectionCallback connection_callback_;
 };
 
 }  // namespace device
 
 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_PROFILE_MAC_H_