src/vs/platform/userData/common/fileUserDataProvider.ts/FileUserDataProvider/constructor
class FileUserDataProvider:	constructor(
		private readonly fileSystemScheme: string,
		private readonly fileSystemProvider: IFileSystemProviderWithFileReadWriteCapability & (IFileSystemProviderWithFileReadStreamCapability | IFileSystemProviderWithFileAtomicReadCapability | IFileSystemProviderWithFileFolderCopyCapability),
		private readonly userDataScheme: string,
		private readonly logService: ILogService,
	) {
		super();
		this._register(this.fileSystemProvider.onDidChangeFile(e => this.handleFileChanges(e)));
	}