Cleanup usasge of ReportBlockData::report_block accessor

This reduces dependency on the struct RTCPReportBlock and would allow to
delete it in favor of class ReportBlockData

Bug: None
Change-Id: Ia46a2516e26453724eed2e499f475f65df6cd3fa
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/304163
Reviewed-by: Erik Språng <sprang@webrtc.org>
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#39990}
diff --git a/call/video_send_stream.cc b/call/video_send_stream.cc
index 241d44a..e8532a7 100644
--- a/call/video_send_stream.cc
+++ b/call/video_send_stream.cc
@@ -53,11 +53,9 @@
   ss << "avg_delay_ms: " << avg_delay_ms << ", ";
   ss << "max_delay_ms: " << max_delay_ms << ", ";
   if (report_block_data) {
-    ss << "cum_loss: " << report_block_data->report_block().packets_lost
-       << ", ";
+    ss << "cum_loss: " << report_block_data->cumulative_lost() << ", ";
     ss << "max_ext_seq: "
-       << report_block_data->report_block().extended_highest_sequence_number
-       << ", ";
+       << report_block_data->extended_highest_sequence_number() << ", ";
   }
   ss << "nack: " << rtcp_packet_type_counts.nack_packets << ", ";
   ss << "fir: " << rtcp_packet_type_counts.fir_packets << ", ";