dan sinclair b3741f5036 Add missing doc comment.
This CL should fix the doxygen error on kokoro.

Change-Id: I820e6e6674edbc1af2b51ceb3cf87d724d7c0962
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/87300
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Dan Sinclair <dsinclair@chromium.org>
2022-04-19 21:40:05 +00:00
..
2022-04-19 21:40:05 +00:00
2020-02-07 23:46:30 +00:00