## Description

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  a summary of the change and which issue is fixed. Also include relevant
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  change.

  If this fixes any issues, include lines like this:
  Fixes #123
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## Screenshots (optional)

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## Type of change

- [ ] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [ ] Breaking change (fix or feature that would cause existing functionality to
  not work as expected)
- [ ] This change requires a documentation update

## Checklist:

- [ ] I have signed the Google CLA <https://cla.developers.google.com>
- [ ] My code follows the style guidelines of this project
- [ ] I have made corresponding changes to the documentation
- [ ] I have added tests that prove my fix is effective or that my feature works
- [ ] I have verified my change on multiple browsers on different platforms
- [ ] I have run `./build/all.py` and the build passes
- [ ] I have run `./build/test.py` and all tests pass