Followup to bug 496824 - reverse the order of the asserts so that we know accessing cx->fp is safe

js/src/jsdbgapi.cpp

@@ -1242,8 +1242,8 @@ JS_EvaluateUCInStackFrame(JSContext *cx, JSStackFrame *fp,
                           const char *filename, uintN lineno,
                           jsval *rval)
 {
-    JS_ASSERT(cx->fp);
     JS_ASSERT_NOT_ON_TRACE(cx);
+    JS_ASSERT(cx->fp);
 
     JSObject *scobj;
     JSScript *script;