Revert "[SafeArea] Add DynamicSafeAreaInsets* into fieldtrial testing config"

This reverts commit 008d6f25cfe556aa77cec2068263fefff754e1a5.

Reason for revert: Causing performance regressions crbug.com/350770655. We'll have to fix and reland this

Original change's description:
> [SafeArea] Add DynamicSafeAreaInsets* into fieldtrial testing config
>
> Fixed: 324436581
> Change-Id: Ia2cfe3c1b43c2fb6a4ad9556514f973f08f6dc7c
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5665478
> Reviewed-by: Charles Hager <clhager@google.com>
> Auto-Submit: Wenyu Fu <wenyufu@chromium.org>
> Commit-Queue: Charles Hager <clhager@google.com>
> Cr-Commit-Position: refs/heads/main@{#1322455}

Change-Id: I21d0385dd65799ce5dce5dca5f9d4f4d0c7749ae
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5692599
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Reviewed-by: Charles Hager <clhager@google.com>
Commit-Queue: Theresa Sullivan <twellington@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1326148}
NOKEYCHECK=True
GitOrigin-RevId: fd264e638e6806c4e0515379c22964ecc7dc277e
1 file changed