[DIP] Add support for DedicatedWorkers
This CL adds support for checking Document-Isolation-Policy when loading
DedicatedWorkers, and for DedicatedWorkers to have their own
Document-Isolation-Policy.
Change-Id: I34420b64fa0062a9f2752578d37cc8811dc4bd8e
Bug: 349792240
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5975660
Commit-Queue: Camille Lamy clamy@chromium.org
Reviewed-by: Yoshisato Yanagisawa yyanagisawa@chromium.org
Cr-Commit-Position: refs/heads/main@{#1389373}