Move delay_based_bwe_ into CongestionController

webrtc/audio/audio_send_stream_unittest.cc

Index: webrtc/audio/audio_send_stream_unittest.cc
diff --git a/webrtc/audio/audio_send_stream_unittest.cc b/webrtc/audio/audio_send_stream_unittest.cc
index 9ae0a879990db1e859426b389783691ac67fa0e0..2d7668eeed6bf140c6f409141ab2123e86ecd76e 100644
--- a/webrtc/audio/audio_send_stream_unittest.cc
+++ b/webrtc/audio/audio_send_stream_unittest.cc
@@ -146,15 +146,13 @@ struct ConfigHelper {
           .Times(1);
       EXPECT_CALL(*channel_proxy_,
                   RegisterSenderCongestionControlObjects(
-                      congestion_controller_.pacer(),
-                      congestion_controller_.GetTransportFeedbackObserver(),
+                      congestion_controller_.pacer(), congestion_controller_,
                       packet_router(), Ne(nullptr)))
           .Times(1);
     } else {
       EXPECT_CALL(*channel_proxy_,
                   RegisterSenderCongestionControlObjects(
-                      congestion_controller_.pacer(),
-                      congestion_controller_.GetTransportFeedbackObserver(),
+                      congestion_controller_.pacer(), congestion_controller_,
                       packet_router(), Eq(nullptr)))
           .Times(1);
     }