Revert "Merge from vscode 81d7885dc2e9dc617e1522697a2966bc4025a45d (#5949)" (#5983)

This reverts commit d15a3fcc98.

scripts/code-web.js

@@ -0,0 +1,24 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+const opn = require('opn');
+const cp = require('child_process');
+const path = require('path');
+
+const proc = cp.execFile(path.join(__dirname, process.platform === 'win32' ? 'remoteExtensionAgent.bat' : 'remoteExtensionAgent.sh'));
+
+let launched = false;
+proc.stdout.on("data", data => {
+	if (!launched && data.toString().indexOf('Extension host agent listening on 8000')) {
+		launched = true;
+
+		setTimeout(() => {
+			const url = 'http://127.0.0.1:8000';
+			console.log(`Open ${url} in your browser`);
+
+			opn(url);
+		}, 100);
+	}
+});