Description

This PR moves the plugin registrant back to the io.flutter.plugins namespace and adds the @keep annotation, so the class isn't removed by R8.

Related Issues

Fixes #43869

Tests

I added the following tests: Updated the unit test.

Checklist

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• I read the Contributor Guide and followed the process outlined there for submitting PRs.
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• I read and followed the Flutter Style Guide, including Features we expect every widget to implement.
• I updated/added relevant documentation (doc comments with ///).
• All existing and new tests are passing.
• The analyzer (flutter analyze --flutter-repo) does not report any problems on my PR.
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Breaking Change

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