Merge pull request #3527 from github/mbg/start-proxy/remove-unused #7167

Job	Run time
Ruby analysis (ubuntu-latest, default)	54s
Ruby analysis (macos-latest, default)	1m 1s
Ruby analysis (macos-latest, linked)	1m 1s
Ruby analysis (ubuntu-latest, linked)	58s
Ruby analysis (ubuntu-latest, nightly-latest)	55s
Ruby analysis (macos-latest, nightly-latest)	1m 13s
	6m 2s

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