--- file_not_specified_in_diff	
+++ file_not_specified_in_diff	
@@ -, +, @@ 
--- a/js/src/vm/Runtime.cpp
+++ b/js/src/vm/Runtime.cpp
@@ -287,10 +287,6 @@ 
     PodZero(&debugHooks);
     PodZero(&atomState);
     PodArrayZero(nativeStackQuota);
-
-#if JS_STACK_GROWTH_DIRECTION > 0
-    mainThread.nativeStackLimit = UINTPTR_MAX;
-#endif
 }
 
 static bool