Fix #60203 - VSCODE_NODE_CACHED_DATA_DIR can be inherited from the DA process....

Fix #60203 - VSCODE_NODE_CACHED_DATA_DIR can be inherited from the DA process. If --no-cached-data is passed, that var should be cleared

.vscode/launch.json

@@ -147,7 +147,7 @@
 			},
 			"urlFilter": "*workbench.html*",
 			"runtimeArgs": [
-				"--inspect=5875"
+				"--inspect=5875", "--no-cached-data"
 			],
 			"smartStep": true,
 			"skipFiles": [

src/main.js

@@ -88,10 +88,7 @@ function onReady() {
 			const startup = nlsConfig => {
 				nlsConfig._languagePackSupport = true;
 				process.env['VSCODE_NLS_CONFIG'] = JSON.stringify(nlsConfig);
-
-				if (cachedDataDir) {
-					process.env['VSCODE_NODE_CACHED_DATA_DIR'] = cachedDataDir;
-				}
+				process.env['VSCODE_NODE_CACHED_DATA_DIR'] = cachedDataDir || '';
 
 				// Load main in AMD
 				require('./bootstrap-amd').load('vs/code/electron-main/main');