[FedCM] Disallow opaque RP origins
Bug: 340893685
Change-Id: I6a653e2ab8b2d879411c700185a4cb34ea2b0f38
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5544746
Reviewed-by: Joe Mason joenotcharles@google.com
Auto-Submit: Christian Biesinger cbiesinger@chromium.org
Reviewed-by: Andrey Kosyakov caseq@chromium.org
Commit-Queue: Joe Mason joenotcharles@google.com
Reviewed-by: Nicolás Peña npm@chromium.org
Cr-Commit-Position: refs/heads/main@{#1303777}