src/vs/workbench/contrib/deprecatedExtensionMigrator/browser/deprecatedExtensionMigrator.contribution.ts/DeprecatedExtensionMigratorContribution/constructor
class DeprecatedExtensionMigratorContribution:	constructor(
		@IConfigurationService private readonly configurationService: IConfigurationService,
		@IExtensionsWorkbenchService private readonly extensionsWorkbenchService: IExtensionsWorkbenchService,
		@IStorageService private readonly storageService: IStorageService,
		@INotificationService private readonly notificationService: INotificationService,
		@IOpenerService private readonly openerService: IOpenerService
	) {
		this.init().catch(onUnexpectedError);
	}