Bug 1178233 - [non-e10s] The update process doesn't work within about:serviceworkers in non-e10s mode. r=baku

dom/workers/ServiceWorkerManager.cpp

@@ -4710,6 +4710,12 @@ ServiceWorkerManager::PropagateSoftUpdate(const OriginAttributes& aOriginAttribu
     return;
   }
 
+  if (XRE_IsParentProcess()) {
+    // When e10s mode is off we just do the update. This is a quick fix to make
+    // updates via about:sw page work when e10s mode is off.
+    SoftUpdate(aOriginAttributes, NS_ConvertUTF16toUTF8(aScope));
+    return;
+  }
   mActor->SendPropagateSoftUpdate(aOriginAttributes, nsString(aScope));
 }