1. This flag has been default-on for long enough that it may now be
safely removed from the codebase.
2. Existing tests are reanchored on a different fixture.
3. A minor expansion of test coverage is added, ensuring the
side-effect is not experienced by newly opened (and navigated) tabs
after the original one is closed.
Bug: 328589994
Change-Id: Ie295a473515ac3a20ee47e5596144615c7aa0ca0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6316730
Reviewed-by: Avi Drissman <avi@chromium.org>
Commit-Queue: Elad Alon <eladalon@chromium.org>
Auto-Submit: Elad Alon <eladalon@chromium.org>
Reviewed-by: Tove Petersson <tovep@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1427678}
3c74eb4662