Remove deprecated ctor from ReceiveStatisticsProxy

Bug: none
Change-Id: I938a8562cb4eb233a1884df998d7a20ff3088c4f
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/235367
Reviewed-by: Niels Moller <nisse@webrtc.org>
Commit-Queue: Tommi <tommi@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#35233}
diff --git a/video/receive_statistics_proxy.h b/video/receive_statistics_proxy.h
index 0115417..9560973 100644
--- a/video/receive_statistics_proxy.h
+++ b/video/receive_statistics_proxy.h
@@ -42,10 +42,6 @@
                                public RtcpPacketTypeCounterObserver,
                                public CallStatsObserver {
  public:
-  // TODO(tommi): Remove when downstream callers have been fixed.
-  // DEPRECATED ctor.
-  ReceiveStatisticsProxy(const VideoReceiveStream::Config* config, Clock* clock)
-      : ReceiveStatisticsProxy(config->rtp.remote_ssrc, clock) {}
   ReceiveStatisticsProxy(uint32_t remote_ssrc, Clock* clock);
   ~ReceiveStatisticsProxy() = default;