Allow re-ordering of anchor()/anchor-size() arguments
and / can appear in any order
per spec.
Bug: 343517020
Change-Id: Ida3458bbe7ec7fc434d81a3bfa2931136ed42c8e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5822788
Commit-Queue: Rune Lillesveen futhark@chromium.org
Reviewed-by: Anders Hartvoll Ruud andruud@chromium.org
Cr-Commit-Position: refs/heads/main@{#1348505}