RFR(XXXS): 8192810 - EnableThreadSMRStatistics should be default off in release builds

[Daniel D. Daugherty]

Greetings,

Trivial fix here so I need a single (R)eviewer for this one.

8192810 EnableThreadSMRStatistics should be default off in release builds
https://bugs.openjdk.java.net/browse/JDK-8192810

$ hg diff
diff -r 61a14b5cb1c6 src/hotspot/share/runtime/globals.hpp
--- a/src/hotspot/share/runtime/globals.hpp    Fri Dec 01 18:19:39 2017 
+0530
+++ b/src/hotspot/share/runtime/globals.hpp    Fri Dec 01 10:15:47 2017 
-0500
@@ -2488,7 +2488,7 @@
    diagnostic(bool, EnableThreadSMRExtraValidityChecks, 
true,                \
               "Enable Thread SMR extra validity 
checks")                     \
\
-  diagnostic(bool, EnableThreadSMRStatistics, 
true,                         \
+  diagnostic(bool, EnableThreadSMRStatistics, 
trueInDebug,                  \
               "Enable Thread SMR 
Statistics")                                \
\
    product(bool, Inline, 
true,                                               \


Thanks, in advance, for a quick review.

Dan