--- old/src/hotspot/share/gc/g1/g1CollectedHeap.cpp	2019-11-13 23:26:50.003663136 -0500
+++ new/src/hotspot/share/gc/g1/g1CollectedHeap.cpp	2019-11-13 23:26:49.751649570 -0500
@@ -2001,7 +2001,6 @@
 
 bool G1CollectedHeap::should_do_concurrent_full_gc(GCCause::Cause cause) {
   switch (cause) {
-    case GCCause::_gc_locker:               return GCLockerInvokesConcurrent;
     case GCCause::_g1_humongous_allocation: return true;
     case GCCause::_g1_periodic_collection:  return G1PeriodicGCInvokesConcurrent;
     default:                                return is_user_requested_concurrent_full_gc(cause);
@@ -2281,8 +2280,7 @@
   } else if (GCLocker::should_discard(cause, gc_count_before)) {
     // Indicate failure to be consistent with VMOp failure due to
     // another collection slipping in after our gc_count but before
-    // our request is processed.  _gc_locker collections upgraded by
-    // GCLockerInvokesConcurrent are handled above and never discarded.
+    // our request is processed.
     return false;
   } else if (cause == GCCause::_gc_locker || cause == GCCause::_wb_young_gc
              DEBUG_ONLY(|| cause == GCCause::_scavenge_alot)) {