--- old/src/hotspot/share/runtime/globals.hpp	2018-06-22 13:24:42.666604910 -0400
+++ new/src/hotspot/share/runtime/globals.hpp	2018-06-22 13:24:42.256566940 -0400
@@ -854,12 +854,6 @@
           "When true prevents OS-level spurious, or premature, wakeups "    \
           "from Object.wait (Ignored for Windows)")                         \
                                                                             \
-  experimental(intx, NativeMonitorTimeout, -1, "(Unstable)")                \
-                                                                            \
-  experimental(intx, NativeMonitorFlags, 0, "(Unstable)")                   \
-                                                                            \
-  experimental(intx, NativeMonitorSpinLimit, 20, "(Unstable)")              \
-                                                                            \
   develop(bool, UsePthreads, false,                                         \
           "Use pthread-based instead of libthread-based synchronization "   \
           "(SPARC only)")                                                   \