message: Stop checking the origin of events, which is not necessary.
diff: @@ -414,9 +414,6 @@ class LateXWorkshopPdfViewer implements ILatexWorkshopPdfViewer {
  async startRecievingPanelManagerResponse() {
  await this.pdfViewerStarted
  window.addEventListener('message', (e) => {
  - if (e.origin !== 'null') {
  - return
  - }
  const data: PanelManagerResponse = e.data
  switch (data.type) {
  case 'restore_state': {
  