Merge pull request #10461 from Snuffleupagus/pr-10423

Avoid setting incorrect document URLs, in IE 11, when the browser history is updated (PR 10423 follow-up)
mozilla · Jan 16, 2019 · 697b3d2 · 697b3d2
2 parents f711df5 + ffe7981
commit 697b3d2
Showing 1 changed file with 10 additions and 2 deletions.
diff --git a/web/pdf_history.js b/web/pdf_history.js
@@ -306,10 +306,18 @@ class PDFHistory {
       }
     }
     if (shouldReplace) {
-      window.history.replaceState(newState, '', newUrl);
+      if (newUrl) {
+        window.history.replaceState(newState, '', newUrl);
+      } else {
+        window.history.replaceState(newState, '');
+      }
     } else {
       this._maxUid = this._uid;
-      window.history.pushState(newState, '', newUrl);
+      if (newUrl) {
+        window.history.pushState(newState, '', newUrl);
+      } else {
+        window.history.pushState(newState, '');
+      }
     }
 
     if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('CHROME') &&