Bug 926323 - Tilt tests should unregister observers to prevent errors later on when scopes are dead, r=vporof

browser/devtools/tilt/test/browser_tilt_02_notifications-seq.js

@@ -94,6 +94,7 @@ function cleanup() {
   Services.obs.removeObserver(obs_DESTROYING, DESTROYING);
   Services.obs.removeObserver(obs_BEFORE_DESTROYED, BEFORE_DESTROYED);
   Services.obs.removeObserver(obs_DESTROYED, DESTROYED);
+  Services.obs.removeObserver(obs_STARTUP, STARTUP);
 
   gBrowser.removeCurrentTab();
   finish();

browser/devtools/tilt/test/browser_tilt_02_notifications.js

@@ -118,6 +118,7 @@ function cleanup() {
   Services.obs.removeObserver(tab_DESTROYING, DESTROYING);
   Services.obs.removeObserver(tab_SHOWN, SHOWN);
   Services.obs.removeObserver(tab_HIDDEN, HIDDEN);
+  Services.obs.removeObserver(tab_STARTUP, STARTUP);
 
   gBrowser.tabContainer.removeEventListener("TabSelect", tabSelect);
   gBrowser.removeCurrentTab();