Removed inclusion of MacMemAllocator.h, which is not needed

and will be obsolete.  Also removed unused enum definition.

nsprpub/pr/src/md/mac/mdmac.c

@@ -38,12 +38,6 @@
 
 #include "primpl.h"
 #include "prgc.h"
-#include "MacMemAllocator.h"
-
-enum {
-	kGarbageCollectionEmergencyFundSize = 16 * 1024,
-	kGarbageCollectionMemTightFundSize	= 48 * 1024
-};
 
 enum {
 	uppExitToShellProcInfo 				= kPascalStackBased,