var mime.extensionsMu

5 uses

	mime (current package)
		type.go#L21: 	extensionsMu sync.Mutex // Guards stores (but not loads) on extensions.
		type.go#L38: 	extensionsMu.Lock()
		type.go#L39: 	defer extensionsMu.Unlock()
		type.go#L182: 	extensionsMu.Lock()
		type.go#L183: 	defer extensionsMu.Unlock()