Worked on maintaining and improving test configurations for the google/dawn repository, focusing on WebGPU test expectations. Addressed a key issue by removing obsolete 'oop-c' and 'no-oop-c' tags from test files, ensuring alignment with Chrome’s current out-of-process compositing behavior. This configuration management effort reduced false positives and test noise, streamlining the continuous integration process and enabling more reliable and faster feedback for WebGPU quality assurance. Applied skills in configuration management and testing, working primarily with text-based configuration files to keep test suites up to date with evolving browser capabilities and to support ongoing maintenance of the testing infrastructure.