diff -r 13588c901957 -r 9cf78a70fa4f src/hotspot/share/jfr/leakprofiler/checkpoint/rootResolver.cpp
--- a/src/hotspot/share/jfr/leakprofiler/checkpoint/rootResolver.cpp	Thu Oct 17 20:27:44 2019 +0100
+++ b/src/hotspot/share/jfr/leakprofiler/checkpoint/rootResolver.cpp	Thu Oct 17 20:53:35 2019 +0100
@@ -32,7 +32,6 @@
 #include "memory/iterator.hpp"
 #include "memory/universe.hpp"
 #include "oops/klass.hpp"
-#include "oops/markOop.hpp"
 #include "oops/oop.hpp"
 #include "prims/jvmtiThreadState.hpp"
 #include "runtime/frame.inline.hpp"
@@ -41,9 +40,6 @@
 #include "runtime/vframe_hp.hpp"
 #include "services/management.hpp"
 #include "utilities/growableArray.hpp"
-#if INCLUDE_JVMCI
-#include "jvmci/jvmci.hpp"
-#endif
 
 class ReferenceLocateClosure : public OopClosure {
  protected:
@@ -106,7 +102,6 @@
   bool do_management_roots();
   bool do_string_table_roots();
   bool do_aot_loader_roots();
-  JVMCI_ONLY(bool do_jvmci_roots();)
 
   bool do_roots();
 
@@ -132,7 +127,7 @@
 bool ReferenceToRootClosure::do_cldg_roots() {
   assert(!complete(), "invariant");
   ReferenceLocateClosure rlc(_callback, OldObjectRoot::_class_loader_data, OldObjectRoot::_type_undetermined, NULL);
-  CLDToOopClosure cldt_closure(&rlc, ClassLoaderData::_claim_strong);
+  CLDToOopClosure cldt_closure(&rlc, ClassLoaderData::_claim_none);
   ClassLoaderDataGraph::always_strong_cld_do(&cldt_closure);
   return rlc.complete();
 }
@@ -193,15 +188,6 @@
   return rcl.complete();
 }
 
-#if INCLUDE_JVMCI
-bool ReferenceToRootClosure::do_jvmci_roots() {
-  assert(!complete(), "invariant");
-  ReferenceLocateClosure rcl(_callback, OldObjectRoot::_jvmci, OldObjectRoot::_type_undetermined, NULL);
-  JVMCI::oops_do(&rcl);
-  return rcl.complete();
-}
-#endif
-
 bool ReferenceToRootClosure::do_roots() {
   assert(!complete(), "invariant");
   assert(OldObjectRoot::_system_undetermined == _info._system, "invariant");
@@ -252,13 +238,6 @@
     return true;
   }
 
-#if INCLUDE_JVMCI
-  if (do_jvmci_roots()) {
-   _complete = true;
-    return true;
-  }
-#endif
-
   return false;
 }
 
@@ -435,9 +414,6 @@
 };
 
 void RootResolver::resolve(RootCallback& callback) {
-
-  // Need to clear cld claim bit before starting
-  ClassLoaderDataGraph::clear_claimed_marks();
   RootResolverMarkScope mark_scope;
 
   // thread local roots