[@container] Tests for var() in query values
Added tests for size and scroll-state queries. Style queries should
already be covered.
Bug: 378421865
Change-Id: Iee14dd12077a5c9cb40fbc248b61cbbf127dfc52
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6011249
Reviewed-by: Anders Hartvoll Ruud andruud@chromium.org
Commit-Queue: Rune Lillesveen futhark@chromium.org
Cr-Commit-Position: refs/heads/main@{#1381332}