--- a/hotspot/src/share/vm/services/classLoadingService.cpp	Sat Feb 15 14:41:04 2014 -0500
+++ b/hotspot/src/share/vm/services/classLoadingService.cpp	Tue Feb 18 09:15:40 2014 +0100
@@ -37,26 +37,6 @@
 
 // Only bother with this argument setup if dtrace is available
 
-#ifndef USDT2
-
-HS_DTRACE_PROBE_DECL4(hotspot, class__loaded, char*, int, oop, bool);
-HS_DTRACE_PROBE_DECL4(hotspot, class__unloaded, char*, int, oop, bool);
-
-#define DTRACE_CLASSLOAD_PROBE(type, clss, shared)  \
-  {                                                 \
-    char* data = NULL;                              \
-    int len = 0;                                    \
-    Symbol* name = (clss)->name();                  \
-    if (name != NULL) {                             \
-      data = (char*)name->bytes();                  \
-      len = name->utf8_length();                    \
-    }                                               \
-    HS_DTRACE_PROBE4(hotspot, class__##type,        \
-      data, len, SOLARIS_ONLY((void *))(clss)->class_loader(), (shared)); \
-  }
-
-#else /* USDT2 */
-
 #define HOTSPOT_CLASS_unloaded HOTSPOT_CLASS_UNLOADED
 #define HOTSPOT_CLASS_loaded HOTSPOT_CLASS_LOADED
 #define DTRACE_CLASSLOAD_PROBE(type, clss, shared)  \
@@ -72,7 +52,6 @@
       data, len, (clss)->class_loader(), (shared)); \
   }
 
-#endif /* USDT2 */
 #else //  ndef DTRACE_ENABLED
 
 #define DTRACE_CLASSLOAD_PROBE(type, clss, shared)