--- a/browser/base/content/aboutRestartRequired.js
+++ b/browser/base/content/aboutRestartRequired.js
@@ -16,18 +16,17 @@ var AboutRestartRequired = {
     if (window.top == window) {
       var button = document.getElementById("restart");
       var parent = button.parentNode;
       button.remove();
       button.setAttribute("autofocus", "true");
       parent.insertAdjacentElement("afterbegin", button);
     }
   },
-  restart()
-  {
+  restart() {
     Services.startup.quit(Ci.nsIAppStartup.eRestart |
                           Ci.nsIAppStartup.eAttemptQuit);
   },
   init() {
     this.addAutofocus();
   },
 };
 

--- a/browser/modules/ContentCrashHandlers.jsm
+++ b/browser/modules/ContentCrashHandlers.jsm
@@ -315,17 +315,16 @@ var TabCrashHandler = {
         return true;
       }
     }
 
     return false;
   },
 
   sendToRestartRequiredPage(browser) {
-    let title = browser.contentTitle;
     let uri = browser.currentURI;
     let gBrowser = browser.ownerGlobal.gBrowser;
     let tab = gBrowser.getTabForBrowser(browser);
     // The restart required page is non-remote by default.
     gBrowser.updateBrowserRemoteness(browser, false);
 
     browser.docShell.displayLoadError(Cr.NS_ERROR_BUILDID_MISMATCH, uri, null);
     tab.setAttribute("crashed", true);