Revert of Unify rtcp packet setters

webrtc/modules/rtp_rtcp/source/rtcp_packet/bye.h

Index: webrtc/modules/rtp_rtcp/source/rtcp_packet/bye.h
diff --git a/webrtc/modules/rtp_rtcp/source/rtcp_packet/bye.h b/webrtc/modules/rtp_rtcp/source/rtcp_packet/bye.h
index c1db9e8d4d321084a5bf75e87691246ad3359373..ad28cb39e7b83de5dece52a64493cff0764cf868 100644
--- a/webrtc/modules/rtp_rtcp/source/rtcp_packet/bye.h
+++ b/webrtc/modules/rtp_rtcp/source/rtcp_packet/bye.h
@@ -32,9 +32,9 @@
   // Parse assumes header is already parsed and validated.
   bool Parse(const CommonHeader& packet);
 
-  void SetSenderSsrc(uint32_t ssrc) { sender_ssrc_ = ssrc; }
-  bool SetCsrcs(std::vector<uint32_t> csrcs);
-  void SetReason(std::string reason);
+  void From(uint32_t ssrc) { sender_ssrc_ = ssrc; }
+  bool WithCsrc(uint32_t csrc);
+  void WithReason(const std::string& reason);
 
   uint32_t sender_ssrc() const { return sender_ssrc_; }
   const std::vector<uint32_t>& csrcs() const { return csrcs_; }