This is not used after LRB removed all uses of it.

diff -r de43643147c6 src/hotspot/share/gc/shenandoah/shenandoah_globals.hpp
--- a/src/hotspot/share/gc/shenandoah/shenandoah_globals.hpp Mon Oct 07 15:30:29 2019 +0200
+++ b/src/hotspot/share/gc/shenandoah/shenandoah_globals.hpp Mon Oct 07 16:01:24 2019 +0200
@@ -315,7 +315,4 @@
           "Tracing task termination timings") \
                                                                             \
- develop(bool, ShenandoahVerifyObjectEquals, false, \
- "Verify that == and != are not used on oops. Only in fastdebug") \
- \
   diagnostic(bool, ShenandoahAlwaysPreTouch, false, \
           "Pre-touch heap memory, overrides global AlwaysPreTouch") \