src/vs/workbench/services/extensions/electron-sandbox/electronExtensionService.ts/ElectronExtensionService/_startExtensionHost
class ElectronExtensionService:	private _startExtensionHost(extensionHostManager: IExtensionHostManager, _extensions: IExtensionDescription[]): void {
		const extensions = this._filterByExtensionHostManager(_extensions, extensionHostManager);
		extensionHostManager.start(this._registry.getAllExtensionDescriptions(), extensions.map(extension => extension.identifier));
	}