src/vs/editor/contrib/parameterHints/browser/parameterHints.ts/TriggerParameterHintsAction/run
class TriggerParameterHintsAction:	public run(accessor: ServicesAccessor, editor: ICodeEditor): void {
		const controller = ParameterHintsController.get(editor);
		controller?.trigger({
			triggerKind: languages.SignatureHelpTriggerKind.Invoke
		});
	}