Add a PacketOptions struct to webrtc::Transport.

webrtc/test/layer_filtering_transport.cc

Index: webrtc/test/layer_filtering_transport.cc
diff --git a/webrtc/test/layer_filtering_transport.cc b/webrtc/test/layer_filtering_transport.cc
index 5ad3f8ce6a3f3527ae436d31dbe3301ae9b31a13..d6f3591180743bdcca70ab2f116c9671c3f36f65 100644
--- a/webrtc/test/layer_filtering_transport.cc
+++ b/webrtc/test/layer_filtering_transport.cc
@@ -33,10 +33,12 @@ LayerFilteringTransport::LayerFilteringTransport(
       current_seq_num_(10000) {
 }  // TODO(ivica): random seq num?
 
-bool LayerFilteringTransport::SendRtp(const uint8_t* packet, size_t length) {
+bool LayerFilteringTransport::SendRtp(const uint8_t* packet,
+                                      size_t length,
+                                      const PacketOptions& options) {
   if (tl_discard_threshold_ == 0 && sl_discard_threshold_ == 0) {
     // Nothing to change, forward the packet immediately.
-    return test::DirectTransport::SendRtp(packet, length);
+    return test::DirectTransport::SendRtp(packet, length, options);
   }
 
   bool set_marker_bit = false;
@@ -93,7 +95,7 @@ bool LayerFilteringTransport::SendRtp(const uint8_t* packet, size_t length) {
 
   ++current_seq_num_;  // Increase only if packet not discarded.
 
-  return test::DirectTransport::SendRtp(temp_buffer, length);
+  return test::DirectTransport::SendRtp(temp_buffer, length, options);
 }
 
 }  // namespace test