refactor Visual Studio file importing #1603

Job	Run time
build (tsan, -DANALYZE_THREAD=On, false, thread, false, --executor=thread --error-exitcode=0)	19m 14s
build (asan, -DANALYZE_ADDRESS=On, true, process, false)	17m 22s
build (ubsan, -DANALYZE_UNDEFINED=On, true, process, true)	1h 0m 18s
	1h 36m 54s

Navigation Menu