Fix bustage on opt/NSPR builds

js/src/jslock.cpp

@@ -56,6 +56,8 @@
 #include "jsscope.h"
 #include "jsstr.h"
 
+using namespace js;
+
 #define ReadWord(W) (W)
 
 #if !defined(__GNUC__)

js/src/jstracer.cpp

@@ -7431,7 +7431,7 @@ InitJIT(TraceMonitor *tm)
     verbose_only( tm->branches = NULL; )
 
 #if !defined XP_WIN
-    PodZero(&jitstats);
+    debug_only(PodZero(&jitstats));
 #endif
 
 #ifdef JS_JIT_SPEW