merge_pr_50505

IDB WPTs: Extend several IDB WPTs to run on workers (Part 7)

This set of IndexedDB WPTs currently only run in a window environment.
This change extends them to also run in dedicated, shared, and service
worker environments.

Bug: 41455766
Change-Id: I28974fc203331cdab5912d4f6f862bf76fb62771
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6222375
Reviewed-by: Steve Becker [email protected]
Commit-Queue: Rahul Singh [email protected]
Cr-Commit-Position: refs/heads/main@{#1415947}