Add GetConnectionInfo function for BluetoothDevice, replacing the existing

device/bluetooth/bluetooth_device_chromeos.h

Index: device/bluetooth/bluetooth_device_chromeos.h
diff --git a/device/bluetooth/bluetooth_device_chromeos.h b/device/bluetooth/bluetooth_device_chromeos.h
index 8e91cd76588a6f64f1e7a28222854c8701725bc6..dd853552b1319038bac7faaa60cb03583340b1ff 100644
--- a/device/bluetooth/bluetooth_device_chromeos.h
+++ b/device/bluetooth/bluetooth_device_chromeos.h
@@ -39,9 +39,6 @@ class DEVICE_BLUETOOTH_EXPORT BluetoothDeviceChromeOS
   virtual uint16 GetVendorID() const override;
   virtual uint16 GetProductID() const override;
   virtual uint16 GetDeviceID() const override;
-  virtual int GetRSSI() const override;
-  virtual int GetCurrentHostTransmitPower() const override;
-  virtual int GetMaximumHostTransmitPower() const override;
   virtual bool IsPaired() const override;
   virtual bool IsConnected() const override;
   virtual bool IsConnectable() const override;
@@ -50,6 +47,8 @@ class DEVICE_BLUETOOTH_EXPORT BluetoothDeviceChromeOS
   virtual bool ExpectingPinCode() const override;
   virtual bool ExpectingPasskey() const override;
   virtual bool ExpectingConfirmation() const override;
+  void GetConnectionInfo(
+      const ConnectionInfoCallback& callback) override;
   virtual void Connect(
       device::BluetoothDevice::PairingDelegate* pairing_delegate,
       const base::Closure& callback,
@@ -74,9 +73,6 @@ class DEVICE_BLUETOOTH_EXPORT BluetoothDeviceChromeOS
   virtual void CreateGattConnection(
       const GattConnectionCallback& callback,
       const ConnectErrorCallback& error_callback) override;
-  virtual void StartConnectionMonitor(
-      const base::Closure& callback,
-      const ErrorCallback& error_callback) override;
 
   // Creates a pairing object with the given delegate |pairing_delegate| and
   // establishes it as the pairing context for this device. All pairing-related
@@ -112,6 +108,16 @@ class DEVICE_BLUETOOTH_EXPORT BluetoothDeviceChromeOS
   virtual void GattServiceAdded(const dbus::ObjectPath& object_path) override;
   virtual void GattServiceRemoved(const dbus::ObjectPath& object_path) override;
 
+  // Called by dbus:: on completion of the D-Bus method call to get the
+  // connection attributes of the current connection to the device.
+  void OnGetConnInfo(const ConnectionInfoCallback& callback,
+                     int16 rssi,
+                     int16 transmit_power,
+                     int16 max_transmit_power);
+  void OnGetConnInfoError(const ConnectionInfoCallback& callback,
+                          const std::string& error_name,
+                          const std::string& error_message);
+
   // Internal method to initiate a connection to this device, and methods called
   // by dbus:: on completion of the D-Bus method call.
   void ConnectInternal(bool after_pairing,
@@ -159,13 +165,6 @@ class DEVICE_BLUETOOTH_EXPORT BluetoothDeviceChromeOS
                      const std::string& error_name,
                      const std::string& error_message);
 
-  // Called by dbus:: on completion of the D-Bus method call to start the
-  // connection monitor.
-  void OnStartConnectionMonitor(const base::Closure& callback);
-  void OnStartConnectionMonitorError(const ErrorCallback& error_callback,
-                                     const std::string& error_name,
-                                     const std::string& error_message);
-
   // The adapter that owns this device instance.
   BluetoothAdapterChromeOS* adapter_;