src/vs/workbench/api/common/extHostExtensionService.ts/AbstractExtHostExtensionService/_activateOneStartupFinished
class AbstractExtHostExtensionService:	private _activateOneStartupFinished(desc: IExtensionDescription, activationEvent: string): void {
		this._activateById(desc.identifier, {
			startup: false,
			extensionId: desc.identifier,
			activationEvent: activationEvent
		}).then(undefined, (err) => {
			this._logService.error(err);
		});
	}