merge_pr_49269

IDB: idbindex_openCursor WPT extended to workers in addition to window.

web_tests/external/wpt/IndexedDB/Tests currently only verify in window
environment. Extend tests to cover dedicated, shared and service
workers.
Three tests related to idbindex_openCursor.htm have been extended and
consolidated into one file: idbindex_openCursor.any.js

Bug: 41455766
Change-Id: I388870aca2912cb401bc8983b89e41599aa43465
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6020897
Reviewed-by: Rahul Singh rahsin@microsoft.com
Commit-Queue: Sneha Agarwal snehagarwal@microsoft.com
Reviewed-by: Steve Becker stevebe@microsoft.com
Cr-Commit-Position: refs/heads/main@{#1385163}