bluetooth: Expose service data from BlueZ

device/bluetooth/bluez/bluetooth_device_bluez.cc

Index: device/bluetooth/bluez/bluetooth_device_bluez.cc
diff --git a/device/bluetooth/bluez/bluetooth_device_bluez.cc b/device/bluetooth/bluez/bluetooth_device_bluez.cc
index 417ed161d40b86266ffbb43cea208a835ae1a5ec..9f1b448fea9e7b8f2de36bcf3856c9ea3b5ed762 100644
--- a/device/bluetooth/bluez/bluetooth_device_bluez.cc
+++ b/device/bluetooth/bluez/bluetooth_device_bluez.cc
@@ -595,6 +595,18 @@ void BluetoothDeviceBlueZ::GetServiceRecords(
                  weak_ptr_factory_.GetWeakPtr(), error_callback));
 }
 
+void BluetoothDeviceBlueZ::UpdateServiceData() {
+  bluez::BluetoothDeviceClient::Properties* properties =
+      bluez::BluezDBusManager::Get()->GetBluetoothDeviceClient()->GetProperties(
+          object_path_);
+  DCHECK(properties);
+  DCHECK(properties->service_data.is_valid());
+
+  service_data_.clear();
+  for (const auto& pair : properties->service_data.value())
+    service_data_[BluetoothUUID(pair.first)] = pair.second;
+}
+
 BluetoothPairingBlueZ* BluetoothDeviceBlueZ::BeginPairing(
     BluetoothDevice::PairingDelegate* pairing_delegate) {
   pairing_.reset(new BluetoothPairingBlueZ(this, pairing_delegate));