src/vs/workbench/services/extensionManagement/electron-sandbox/nativeExtensionManagementService.ts/NativeExtensionManagementService/onInstallExtension
class NativeExtensionManagementService:	override get onInstallExtension() { return Event.filter(this.onProfileAwareInstallExtension, e => this.filterEvent(e), this.disposables); }