diff --git a/mozilla/js/src/jsutil.h b/mozilla/js/src/jsutil.h
index d4edb919ce3..fffd96f985f 100644
--- a/mozilla/js/src/jsutil.h
+++ b/mozilla/js/src/jsutil.h
@@ -56,27 +56,6 @@ JS_BEGIN_EXTERN_C
 ***********************************************************************/
 #define JS_MALLOC(_bytes) (malloc((_bytes)))
 
-/***********************************************************************
-** FUNCTION:	JS_DELETE()
-** DESCRIPTION:
-**   JS_DELETE() unallocates an object previosly allocated via JS_NEW()
-**   or JS_NEWZAP() to the heap.
-** INPUTS:	pointer to previously allocated object
-** OUTPUTS:	the referenced object is returned to the heap
-** RETURN:	void
-***********************************************************************/
-#define JS_DELETE(_ptr) { free(_ptr); (_ptr) = NULL; }
-
-/***********************************************************************
-** FUNCTION:	JS_NEW()
-** DESCRIPTION:
-**   JS_NEW() allocates an item of type _struct from the heap.
-** INPUTS:  _struct: a data type
-** OUTPUTS:	pointer to _struct
-** RETURN:	pointer to _struct or error returns from malloc().
-***********************************************************************/
-#define JS_NEW(_struct) ((_struct *) JS_MALLOC(sizeof(_struct)))
-
 #ifdef DEBUG
 
 extern JS_PUBLIC_API(void)