Merge pull request #8561 from Snuffleupagus/zoomLayer-canvas-hidden

Don't use a hidden canvas when constructing the `zoomLayer` in `PDFPageView.update`

web/pdf_page_view.js

@@ -230,7 +230,7 @@ class PDFPageView {
         });
         return;
       }
-      if (!this.zoomLayer) {
+      if (!this.zoomLayer && !this.canvas.hasAttribute('hidden')) {
         this.zoomLayer = this.canvas.parentNode;
         this.zoomLayer.style.position = 'absolute';
       }