Loïc PÉRON f01fa5950c
[Desktop] Propagate SemanticsNode::identifier to AXPlatformNodeDelegate::AuthorUniqueId (#175405)
Expose flutter Semantics.identifier as
AXPlatformNodeDelegate::AuthorUniqueId.
To be used for UI test automation through Windows AutomationId.

see https://github.com/flutter/flutter/issues/148763

followup to https://github.com/flutter/flutter/pull/161955

## Pre-launch Checklist

- [x] I read the [Contributor Guide] and followed the process outlined
there for submitting PRs.
- [x] I read the [Tree Hygiene] wiki page, which explains my
responsibilities.
- [x] I read and followed the [Flutter Style Guide], including [Features
we expect every widget to implement].
- [x] I signed the [CLA].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [x] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [x] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [x] All existing and new tests are passing.
2025-10-23 22:22:58 +00:00
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