Add manual test for deviceProperties
This CL introduces a manual web-platform-test for
DeviceProperties.uniqueId. The test evaluates basic principles, such
as the id being unique and persistent through the session.
Bug: 330760871
Change-Id: I640eb91d963031681d8c4c809df0c691381b0690
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5478411
Reviewed-by: Mustaq Ahmed mustaq@chromium.org
Commit-Queue: Sahir Vellani sahir.vellani@microsoft.com
Reviewed-by: Olga Gerchikov gerchiko@microsoft.com
Cr-Commit-Position: refs/heads/main@{#1294972}