src/vs/workbench/services/workingCopy/common/workingCopyBackupService.ts/WorkingCopyBackupService/constructor
class WorkingCopyBackupService:	constructor(
		backupWorkspaceHome: URI | undefined,
		@IFileService protected fileService: IFileService,
		@ILogService private readonly logService: ILogService
	) {
		this.impl = this.initialize(backupWorkspaceHome);
	}