The explicitly defined constructor suppresses the assignment operator,
which blocks the chromium roll.
Bug: b/198565646
Change-Id: I35917d4b99ad86dcf8b9863e798f5a63d9073824
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/231123
Reviewed-by: Niels Moller <nisse@webrtc.org>
Commit-Queue: Björn Terelius <terelius@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#34904}