src/vs/workbench/services/extensions/browser/extensionService.ts/ExtensionService/_createLocalExtensionHostDataProvider
class ExtensionService:	private _createLocalExtensionHostDataProvider(desiredRunningLocation: ExtensionRunningLocation): IWebWorkerExtensionHostDataProvider {
		return {
			getInitData: async () => {
				const allExtensions = await this.getExtensions();
				const localWebWorkerExtensions = this._filterByRunningLocation(allExtensions, desiredRunningLocation);
				return {
					autoStart: true,
					extensions: localWebWorkerExtensions
				};
			}
		};
	}