following https://google.github.io/styleguide/cppguide.html#Copyable_Movable_Types BUG=None Change-Id: I846dcd7f38fc8ff39c8a83044b5c69c959728236 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/278720 Reviewed-by: Henrik Boström <hbos@webrtc.org> Reviewed-by: Evan Shrubsole <eshr@webrtc.org> Commit-Queue: Philipp Hancke <phancke@microsoft.com> Cr-Commit-Position: refs/heads/main@{#38383}