--- a/toolkit/components/viewsource/test/browser/browser.ini
+++ b/toolkit/components/viewsource/test/browser/browser.ini
@@ -1,13 +1,12 @@
 [DEFAULT]
 support-files = head.js
   file_bug464222.html
 
 [browser_bug464222.js]
-[browser_bug699356.js]
 [browser_bug713810.js]
 [browser_contextmenu.js]
 subsuite = clipboard
 [browser_gotoline.js]
 [browser_open_docgroup.js]
 [browser_srcdoc.js]
 [browser_viewsourceprefs.js]

deleted file mode 100644
--- a/toolkit/components/viewsource/test/browser/browser_bug699356.js
+++ /dev/null
@@ -1,20 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/
- */
-
-function test() {
-  let source = "about:blank";
-
-  waitForExplicitFinish();
-  openViewSourceWindow(source, function(aWindow) {
-    let gBrowser = aWindow.gBrowser;
-    let docEl = aWindow.document.documentElement;
-
-    // eslint-disable-next-line mozilla/no-cpows-in-tests
-    is(gBrowser.contentDocument.title, source, "Correct document title");
-    is(docEl.getAttribute("title"),
-      "Source of: " + source + ("nsILocalFileMac" in Components.interfaces ? "" : " - " + docEl.getAttribute("titlemodifier")),
-      "Correct window title");
-    closeViewSourceWindow(aWindow, finish);
-  });
-}