[FedCM] Only wait for the expected message in fedcm-disconnect-iframe
Bug: 331237776
Change-Id: Ia81f961d2bc511427c0f21d3ec5e73b390dcd181
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5756866
Commit-Queue: Nicolás Peña npm@chromium.org
Auto-Submit: Christian Biesinger cbiesinger@chromium.org
Reviewed-by: Nicolás Peña npm@chromium.org
Commit-Queue: Christian Biesinger cbiesinger@chromium.org
Cr-Commit-Position: refs/heads/main@{#1336152}