src/vs/platform/environment/common/environmentService.ts/AbstractNativeEnvironmentService/policyFile
class AbstractNativeEnvironmentService:	get policyFile(): URI | undefined {
		if (this.args['__enable-file-policy']) {
			const vscodePortable = env['VSCODE_PORTABLE'];
			if (vscodePortable) {
				return URI.file(join(vscodePortable, 'policy.json'));
			}

			return joinPath(this.userHome, this.productService.dataFolderName, 'policy.json');
		}
		return undefined;
	}