Clean up dependency tracking in Rustbuild [1/2]#50904

Merged

bors merged 5 commits intorust-lang:masterfrom

Jun 3, 2018

Commits on Jun 3, 2018

refactor Mode enum
Collins Abitekaniza
committed
refactor, make requested changes
Collins Abitekaniza
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thread tool modes through
Collins Abitekaniza
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refactor mode to ToolRustc for Rls & Rustfmt
Collins Abitekaniza
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impl is_tool on Mode enum
Collins Abitekaniza
committed