func testing.newChattyPrinter

3 uses

	testing (current package)
		benchmark.go#L548: 		main.chatty = newChattyPrinter(main.w)
		testing.go#L344: func newChattyPrinter(w io.Writer) *chattyPrinter {
		testing.go#L1507: 				t.chatty = newChattyPrinter(t.w)