src/vs/server/node/remoteAgentEnvironmentImpl.ts/RemoteAgentEnvironmentChannel/_scanInstalledExtensions
class RemoteAgentEnvironmentChannel:	private async _scanInstalledExtensions(language: string): Promise<IExtensionDescription[]> {
		await this._extensionsScannerService.initializeDefaultProfileExtensions();
		const scannedExtensions = await this._extensionsScannerService.scanUserExtensions({ language, useCache: true });
		return scannedExtensions.map(e => toExtensionDescription(e, false));
	}