dbus/service_constants.h: Add constants for BlueZ SetDiscoveryFilter

Added constants for new BlueZ method and it's parameters map.

BUG=chromium:407773
TEST=none

Change-Id: If431131bc3f2c6cf90c84b546d9c6e8182e84078
Reviewed-on: https://chromium-review.googlesource.com/263552
Tested-by: Jakub Pawlowski <jpawlowski@google.com>
Reviewed-by: Arman Uguray <armansito@chromium.org>
Reviewed-by: Jakub Pawlowski <jpawlowski@google.com>
Commit-Queue: Jakub Pawlowski <jpawlowski@google.com>
diff --git a/dbus/service_constants.h b/dbus/service_constants.h
index 530ad98..10c1e93 100644
--- a/dbus/service_constants.h
+++ b/dbus/service_constants.h
@@ -1114,7 +1114,7 @@
 
 // Bluetooth Adapter methods.
 const char kStartDiscovery[] = "StartDiscovery";
-const char kStartFilteredDiscovery[] = "StartFilteredDiscvoery";
+const char kSetDiscoveryFilter[] = "SetDiscoveryFilter";
 const char kStopDiscovery[] = "StopDiscovery";
 const char kRemoveDevice[] = "RemoveDevice";
 
@@ -1137,6 +1137,12 @@
 const char kErrorFailed[] = "org.bluez.Error.Failed";
 const char kErrorNotAuthorized[] = "org.bluez.Error.NotAuthorized";
 const char kErrorInvalidArguments[] = "org.bluez.Error.InvalidArguments";
+
+// Bluetooth Adapter parameters supplied to SetDiscoveryFilter request.
+const char kDiscoveryFilterParameterUUIDs[] = "UUIDs";
+const char kDiscoveryFilterParameterRSSI[] = "RSSI";
+const char kDiscoveryFilterParameterPathloss[] = "Pathloss";
+const char kDiscoveryFilterParameterTransport[] = "Transport";
 }  // namespace bluetooth_adapter
 
 namespace bluetooth_agent_manager {