type go/types.importKey

4 uses

	go/types (current package)
		check.go#L83: type importKey struct {
		check.go#L129: 	impMap  map[importKey]*Package // maps (import path, source directory) to (complete or fake) package
		check.go#L260: 		impMap:       make(map[importKey]*Package),
		resolver.go#L142: 	key := importKey{path, dir}