Add GetConnectionInfo function for BluetoothDevice, replacing the existing

device/bluetooth/bluetooth_device_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_DEVICE_MAC_H_
 #define DEVICE_BLUETOOTH_BLUETOOTH_DEVICE_MAC_H_
 
 #import <IOBluetooth/IOBluetooth.h>
 
 #include <string>
@@ skipping 12 matching lines @@
   explicit BluetoothDeviceMac(IOBluetoothDevice* device);
   ~BluetoothDeviceMac() override;
 
   // BluetoothDevice override
   uint32 GetBluetoothClass() const override;
   std::string GetAddress() const override;
   VendorIDSource GetVendorIDSource() const override;
   uint16 GetVendorID() const override;
   uint16 GetProductID() const override;
   uint16 GetDeviceID() const override;
-  int GetRSSI() const override;
-  int GetCurrentHostTransmitPower() const override;
-  int GetMaximumHostTransmitPower() const override;
   bool IsPaired() const override;
   bool IsConnected() const override;
   bool IsConnectable() const override;
   bool IsConnecting() const override;
   UUIDList GetUUIDs() const override;
   bool ExpectingPinCode() const override;
   bool ExpectingPasskey() const override;
   bool ExpectingConfirmation() const override;
+  void GetConnectionInfo(const ConnectionInfoCallback& callback) override;
   void Connect(PairingDelegate* pairing_delegate,
                const base::Closure& callback,
                const ConnectErrorCallback& error_callback) override;
   void SetPinCode(const std::string& pincode) override;
   void SetPasskey(uint32 passkey) override;
   void ConfirmPairing() override;
   void RejectPairing() override;
   void CancelPairing() override;
   void Disconnect(const base::Closure& callback,
                   const ErrorCallback& error_callback) override;
   void Forget(const ErrorCallback& error_callback) override;
   void ConnectToService(
       const BluetoothUUID& uuid,
       const ConnectToServiceCallback& callback,
       const ConnectToServiceErrorCallback& error_callback) override;
   void ConnectToServiceInsecurely(
       const BluetoothUUID& uuid,
       const ConnectToServiceCallback& callback,
       const ConnectToServiceErrorCallback& error_callback) override;
   void CreateGattConnection(
       const GattConnectionCallback& callback,
       const ConnectErrorCallback& error_callback) override;
-  void StartConnectionMonitor(const base::Closure& callback,
-                              const ErrorCallback& error_callback) override;
 
   // Returns the timestamp when the device was last seen during an inquiry.
   // Returns nil if the device has never been seen during an inquiry.
   NSDate* GetLastInquiryUpdate();
 
   // Returns the Bluetooth address for the |device|. The returned address has a
   // normalized format (see below).
   static std::string GetDeviceAddress(IOBluetoothDevice* device);
 
  protected:
   // BluetoothDevice override
   std::string GetDeviceName() const override;
 
  private:
   friend class BluetoothAdapterMac;
 
   // Implementation to read the host's transmit power level of type
   // |power_level_type|.
   int GetHostTransmitPower(
       BluetoothHCITransmitPowerLevelType power_level_type) const;
 
   base::scoped_nsobject<IOBluetoothDevice> device_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothDeviceMac);
 };
 
 }  // namespace device
 
 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_DEVICE_MAC_H_