src/vs/platform/backup/electron-main/backupMainService.ts/BackupMainService/moveBackupFolderSync
class BackupMainService:	private moveBackupFolderSync(backupPath: string, moveFromPath: string): void {

		// Target exists: make sure to convert existing backups to empty window backups
		if (fs.existsSync(backupPath)) {
			this.convertToEmptyWindowBackupSync(backupPath);
		}

		// When we have data to migrate from, move it over to the target location
		if (fs.existsSync(moveFromPath)) {
			try {
				fs.renameSync(moveFromPath, backupPath);
			} catch (error) {
				this.logService.error(`Backup: Could not move backup folder to new location: ${error.toString()}`);
			}
		}
	}