device/bluetooth: split out transport enum

device/bluetooth/bluetooth_discovery_filter.h

Index: device/bluetooth/bluetooth_discovery_filter.h
diff --git a/device/bluetooth/bluetooth_discovery_filter.h b/device/bluetooth/bluetooth_discovery_filter.h
index 366af10a5f47797fd651d7db68c839475d21e002..6b337585ecb0ae054d8c4af696c5843ed9f55a33 100644
--- a/device/bluetooth/bluetooth_discovery_filter.h
+++ b/device/bluetooth/bluetooth_discovery_filter.h
@@ -13,6 +13,7 @@
 #include "base/macros.h"
 #include "base/memory/scoped_vector.h"
 #include "device/bluetooth/bluetooth_export.h"
+#include "device/bluetooth/bluetooth_types.h"
 #include "device/bluetooth/bluetooth_uuid.h"
 
 namespace device {
@@ -20,12 +21,7 @@ namespace device {
 // Used to keep a discovery filter that can be used to limit reported devices.
 class DEVICE_BLUETOOTH_EXPORT BluetoothDiscoveryFilter {
  public:
-  // Possible transports to use for scan filter.
-  enum Transport {
-    TRANSPORT_CLASSIC = 0x01,
-    TRANSPORT_LE = 0x02,
-    TRANSPORT_DUAL = (TRANSPORT_CLASSIC | TRANSPORT_LE)
-  };
+  // Allowed transport types for the scan filter.

[ortuno, 2016/06/15 18:13:34]

I don't think this comment belongs here anymore.

   using TransportMask = uint8_t;
 
   BluetoothDiscoveryFilter(TransportMask transport);