Fix bustage from bc9768d92d2f (bug 1005978).

js/xpconnect/src/XPCWrappedNativeScope.cpp

@@ -81,7 +81,7 @@ XPCWrappedNativeScope::XPCWrappedNativeScope(JSContext *cx,
         DebugOnly<const js::Class*> clasp = js::GetObjectClass(aGlobal);
         MOZ_ASSERT(clasp->flags & (JSCLASS_PRIVATE_IS_NSISUPPORTS |
                                    JSCLASS_HAS_PRIVATE) ||
-                   IsDOMClass(clasp));
+                   mozilla::dom::IsDOMClass(clasp));
 #ifdef DEBUG
         for (XPCWrappedNativeScope* cur = gScopes; cur; cur = cur->mNext)
             MOZ_ASSERT(aGlobal != cur->GetGlobalJSObjectPreserveColor(), "dup object");