$OpenBSD$

index 9f81fd3..625b577 100644
--- dom/workers/RuntimeService.h.orig	Fri Feb 20 15:40:37 2015
+++ dom/workers/RuntimeService.h	Fri Feb 20 15:40:37 2015
@@ -103,8 +103,11 @@ public:
   struct NavigatorProperties
   {
     nsString mAppName;
+    nsString mAppNameOverridden;
     nsString mAppVersion;
+    nsString mAppVersionOverridden;
     nsString mPlatform;
+    nsString mPlatformOverridden;
     nsString mUserAgent;
   };
 
@@ -186,6 +189,15 @@ public:
   }
 
   void
+  UpdateAppNameOverridePreference(const nsAString& aValue);
+
+  void
+  UpdateAppVersionOverridePreference(const nsAString& aValue);
+
+  void
+  UpdatePlatformOverridePreference(const nsAString& aValue);
+
+  void
   UpdateAllWorkerRuntimeAndContextOptions();
 
   void