This is to fix build error when we set use_libcxx_modules=true in chromium build. Bug: chromium:40440396 Change-Id: I5ab1cfcc0d060021892aae0e5ff3f0b647ae4266 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/370860 Commit-Queue: Takuto Ikuta <tikuta@google.com> Reviewed-by: Stefan Holmer <stefan@webrtc.org> Reviewed-by: Tomas Gunnarsson <tommi@webrtc.org> Auto-Submit: Takuto Ikuta <tikuta@google.com> Cr-Commit-Position: refs/heads/main@{#43541}