Fix backupFileService.test.ts warnings

src/vs/workbench/services/backup/test/backupFileService.test.ts

@@ -29,7 +29,7 @@ class TestBackupFileService extends BackupFileService {
 }
 
 suite('BackupFileService', () => {
-	const parentDir = path.join(os.tmpdir(), 'vsctests', 'service')
+	const parentDir = path.join(os.tmpdir(), 'vsctests', 'service');
 	const backupHome = path.join(parentDir, 'Backups');
 	const workspacesJsonPath = path.join(backupHome, 'workspaces.json');
 
@@ -37,7 +37,6 @@ suite('BackupFileService', () => {
 	const workspaceBackupPath = path.join(backupHome, crypto.createHash('md5').update(workspaceResource.fsPath).digest('hex'));
 	const fooFile = Uri.file(platform.isWindows ? 'C:\\foo' : '/foo');
 	const barFile = Uri.file(platform.isWindows ? 'C:\\bar' : '/bar');
-	const bazFile = Uri.file(platform.isWindows ? 'C:\\baz' : '/baz');
 	const untitledFile = Uri.from({ scheme: 'untitled', path: 'Untitled-1' });
 	const fooBackupPath = path.join(workspaceBackupPath, 'file', crypto.createHash('md5').update(fooFile.fsPath).digest('hex'));
 	const barBackupPath = path.join(workspaceBackupPath, 'file', crypto.createHash('md5').update(barFile.fsPath).digest('hex'));