src/vs/workbench/services/keybinding/browser/keyboardLayoutService.ts/BrowserKeyboardMapperFactoryBase/activeKeyboardLayout
class BrowserKeyboardMapperFactoryBase:	get activeKeyboardLayout(): IKeyboardLayoutInfo | null {
		if (!this._initialized) {
			return null;
		}

		return this._activeKeymapInfo && this._activeKeymapInfo.layout;
	}