Delete unused constructor arguments from VCMJitterBuffer

The NackSender* and KeyFrameRequestSender* arguments were unused.

Bug: webrtc:7408
Change-Id: Iab3b443373953e88c48867d031cb114b4891ab78
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/130503
Reviewed-by: Åsa Persson <asapersson@webrtc.org>
Commit-Queue: Niels Moller <nisse@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#27377}
diff --git a/modules/video_coding/video_coding_impl.cc b/modules/video_coding/video_coding_impl.cc
index d36e663..4e04306 100644
--- a/modules/video_coding/video_coding_impl.cc
+++ b/modules/video_coding/video_coding_impl.cc
@@ -42,12 +42,10 @@
 
 class VideoCodingModuleImpl : public VideoCodingModule {
  public:
-  VideoCodingModuleImpl(Clock* clock,
-                        NackSender* nack_sender,
-                        KeyFrameRequestSender* keyframe_request_sender)
+  explicit VideoCodingModuleImpl(Clock* clock)
       : VideoCodingModule(),
         timing_(new VCMTiming(clock)),
-        receiver_(clock, timing_.get(), nack_sender, keyframe_request_sender) {}
+        receiver_(clock, timing_.get()) {}
 
   ~VideoCodingModuleImpl() override {}
 
@@ -120,7 +118,7 @@
 // new jitter buffer is in place.
 VideoCodingModule* VideoCodingModule::Create(Clock* clock) {
   RTC_DCHECK(clock);
-  return new VideoCodingModuleImpl(clock, nullptr, nullptr);
+  return new VideoCodingModuleImpl(clock);
 }
 
 }  // namespace webrtc