Java implementation: boolean android.view.KeyEvent.isPrintingKey()

Property definitions

android $ NativeKeyEvent :: is_printing_key
	# Java implementation: boolean android.view.KeyEvent.isPrintingKey()
	fun is_printing_key: Bool in "Java" `{
		return self.isPrintingKey();
	`}
lib/android/key_event.nit:173,2--176,3