- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [X] These changes fix#11185
- [X] These changes do not require tests because it only removes dead code.
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This fixes#11185.
Source-Repo: https://github.com/servo/servo
Source-Revision: 2c674d0397927ef6563feb70e54f46815af55600