src/vs/workbench/services/keybinding/electron-sandbox/nativeKeyboardLayout.ts/KeyboardLayoutService/_doInitialize
class KeyboardLayoutService:	private async _doInitialize(): Promise<void> {
		const keyboardLayoutData = await this._keyboardLayoutService.getKeyboardLayoutData();
		const { keyboardLayoutInfo, keyboardMapping } = keyboardLayoutData;
		this._keyboardMapping = keyboardMapping;
		this._keyboardLayoutInfo = keyboardLayoutInfo;
		this._keyboardMapper = new CachedKeyboardMapper(createKeyboardMapper(this._keyboardLayoutInfo, this._keyboardMapping));
	}