tree c89827b1d8fee03109d26d9335dffcd6d68d493c
parent 8695282243a5bf232ad1c21c9799620a955b32ce
author Victor Boivie <boivie@webrtc.org> 1634735529 +0200
committer WebRTC LUCI CQ <webrtc-scoped@luci-project-accounts.iam.gserviceaccount.com> 1638186799 +0000

dcsctp: Use rtc::CopyOnWriteBuffer

This avoids copying the payload at all. Future CL will change the
transport.

In performance tests, memcpy was visible in the performance profiles
prior to this change.

Bug: webrtc:12943
Change-Id: I507a1a316165db748e73cf0d58c1be62cc76a2d2
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/236346
Commit-Queue: Victor Boivie <boivie@webrtc.org>
Reviewed-by: Florent Castelli <orphis@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#35428}