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There are 3 more OpenXR events that require actions:
1. XrEventDataInstanceLossPending: Destroy instance and exit
presentation

2. XrEventDataInteractionProfileChanged: change WebXR input profiles

3. XrEventDataReferenceSpaceChangePending: Update Local to Stage Space
transform


Fixed: 1020354
Change-Id: I03ac3ef5fe4fcd70d4f1943c389456ca72ef1a75
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1842615
Commit-Queue: Zheng Qin <zheqi@microsoft.com>
Reviewed-by: Mike West <mkwst@chromium.org>
Reviewed-by: Alexander Cooper <alcooper@chromium.org>
Cr-Commit-Position: refs/heads/master@{#711620}