src/vs/platform/keybinding/common/usLayoutResolvedKeybinding.ts/USLayoutResolvedKeybinding/_getAriaLabel
class USLayoutResolvedKeybinding:	protected _getAriaLabel(keybinding: SimpleKeybinding): string | null {
		if (keybinding.isDuplicateModifierCase()) {
			return '';
		}
		return KeyCodeUtils.toString(keybinding.keyCode);
	}