swift

e60ae240 - Revert "[DependencyScan] Correct setup clang VFS for dependency scanning"

Revert "[DependencyScan] Correct setup clang VFS for dependency scanning" This reverts commit e0e69f7ac06282310f4516e6123d3471a333eebe. This causes flaky tests ScanDependencies/scanner_api_working_dir.swift. rdar://167742034