040000 tree a8426150917f533085bec63a00425da1420bf4c4	deferred_loading
040000 tree 10f800e25cf9ef08576ad64bbec33a1dfd065fc4	protobuf_aware_treeshaker
040000 tree 7174390b6310d4a6d8874b418f3401231e32f216	type_flow
040000 tree e08060b46735ed192c79e39706581f596629bcdd	unreachable_code_elimination