bluetooth: mac: add connected LE devices to chooser

device/bluetooth/bluetooth_low_energy_discovery_manager_mac.h

Index: device/bluetooth/bluetooth_low_energy_discovery_manager_mac.h
diff --git a/device/bluetooth/bluetooth_low_energy_discovery_manager_mac.h b/device/bluetooth/bluetooth_low_energy_discovery_manager_mac.h
index 20d63a123f92515ebb4a622f85e3e762ba81cf44..bc6a33f55880ed61983cc1c563f11b4e65a8e8fb 100644
--- a/device/bluetooth/bluetooth_low_energy_discovery_manager_mac.h
+++ b/device/bluetooth/bluetooth_low_energy_discovery_manager_mac.h
@@ -26,6 +26,7 @@ class BluetoothLowEnergyDiscoveryManagerMac {
   class Observer {
    public:
     // Called when |this| manager has found a device or an update on a device.
+    // |advertisementData| can be nil if the peripheral is already connected.
     virtual void LowEnergyDeviceUpdated(CBPeripheral* peripheral,
                                         NSDictionary* advertisementData,
                                         int rssi) = 0;
@@ -42,7 +43,7 @@ class BluetoothLowEnergyDiscoveryManagerMac {
   // Initiates a discovery session.
   // BluetoothLowEnergyDeviceMac objects discovered within a previous
   // discovery session will be invalid.
-  virtual void StartDiscovery(BluetoothDevice::UUIDList services_uuids);
+  virtual void StartDiscovery(NSArray* services_uuids);
 
   // Stops a discovery session.
   virtual void StopDiscovery();
@@ -85,7 +86,7 @@ class BluetoothLowEnergyDiscoveryManagerMac {
   bool pending_;
 
   // List of service UUIDs to scan.
-  BluetoothDevice::UUIDList services_uuids_;
+  base::scoped_nsobject<NSArray> services_uuids_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothLowEnergyDiscoveryManagerMac);
 };