src/vs/workbench/services/keybinding/common/macLinuxKeyboardMapper.ts/ScanCodeKeyCodeMapper/lookupScanCodeCombo
class ScanCodeKeyCodeMapper:	public lookupScanCodeCombo(scanCodeCombo: ScanCodeCombo): KeyCodeCombo[] {
		const scanCodeComboEncoded = this._encodeScanCodeCombo(scanCodeCombo);
		const keyCodeCombosEncoded = this._scanCodeToKeyCode[scanCodeComboEncoded];
		if (!keyCodeCombosEncoded || keyCodeCombosEncoded.length === 0) {
			return [];
		}

		const result: KeyCodeCombo[] = [];
		for (let i = 0, len = keyCodeCombosEncoded.length; i < len; i++) {
			const keyCodeComboEncoded = keyCodeCombosEncoded[i];

			const ctrlKey = (keyCodeComboEncoded & 0b001) ? true : false;
			const shiftKey = (keyCodeComboEncoded & 0b010) ? true : false;
			const altKey = (keyCodeComboEncoded & 0b100) ? true : false;
			const keyCode: KeyCode = (keyCodeComboEncoded >>> 3);

			result[i] = new KeyCodeCombo(ctrlKey, shiftKey, altKey, keyCode);
		}
		return result;
	}