diff -r 0ce22a6d7d8c -r 59d76c40998a hotspot/src/share/vm/logging/logLevel.hpp
--- a/hotspot/src/share/vm/logging/logLevel.hpp	Wed Nov 11 15:45:17 2015 +0100
+++ b/hotspot/src/share/vm/logging/logLevel.hpp	Fri Nov 20 12:42:21 2015 +0100
@@ -29,14 +29,8 @@
 
 // The list of log levels:
 //
-//  develop - A non-product level that is finer than trace.
-//            Should be used for really expensive and/or
-//            extensive logging, or logging that shouldn't
-//            or can't be included in a product build.
-//
-//  trace   - Finest level of logging in product builds.
-//            Use for extensive/noisy logging that can
-//            give slow-down when enabled.
+//  trace   - Finest level of logging. Use for extensive/noisy
+//            logging that can give slow-down when enabled.
 //
 //  debug   - A finer level of logging. Use for semi-noisy
 //            logging that is does not fit the info level.
@@ -49,7 +43,6 @@
 //  error   - Critical messages caused by errors.
 //
 #define LOG_LEVEL_LIST \
-  NOT_PRODUCT(LOG_LEVEL(Develop, develop)) \
   LOG_LEVEL(Trace, trace) \
   LOG_LEVEL(Debug, debug) \
   LOG_LEVEL(Info, info) \