diff --git a/src/hotspot/share/gc/g1/g1CollectedHeap.cpp b/src/hotspot/share/gc/g1/g1CollectedHeap.cpp
index 7a630c27f7963..ab452ac939567 100644
--- a/src/hotspot/share/gc/g1/g1CollectedHeap.cpp
+++ b/src/hotspot/share/gc/g1/g1CollectedHeap.cpp
@@ -761,7 +761,7 @@ void G1CollectedHeap::prepare_heap_for_full_collection() {
 }
 
 void G1CollectedHeap::verify_before_full_collection() {
-  assert_used_and_recalculate_used_equal(this);
+  assert_used_and_recalculate_used_equal();
   if (!VerifyBeforeGC) {
     return;
   }
@@ -2845,7 +2845,7 @@ void G1CollectedHeap::rebuild_region_sets(bool free_list_only) {
   if (!free_list_only) {
     set_used(cl.total_used());
   }
-  assert_used_and_recalculate_used_equal(this);
+  assert_used_and_recalculate_used_equal();
 }
 
 // Methods for the mutator alloc region
diff --git a/src/hotspot/share/gc/g1/g1CollectedHeap.hpp b/src/hotspot/share/gc/g1/g1CollectedHeap.hpp
index 39ff8bff6d4d2..9f241a7c803a5 100644
--- a/src/hotspot/share/gc/g1/g1CollectedHeap.hpp
+++ b/src/hotspot/share/gc/g1/g1CollectedHeap.hpp
@@ -315,7 +315,7 @@ class G1CollectedHeap : public CollectedHeap {
   inline static void assert_heap_not_locked() NOT_DEBUG_RETURN;
   inline static void assert_heap_not_locked_and_not_at_safepoint() NOT_DEBUG_RETURN;
   inline static void assert_at_safepoint_on_vm_thread() NOT_DEBUG_RETURN;
-  inline static void assert_used_and_recalculate_used_equal(G1CollectedHeap* g1h) NOT_DEBUG_RETURN;
+  inline void assert_used_and_recalculate_used_equal() const NOT_DEBUG_RETURN;
 
 private:
   // The young region list.
diff --git a/src/hotspot/share/gc/g1/g1CollectedHeap.inline.hpp b/src/hotspot/share/gc/g1/g1CollectedHeap.inline.hpp
index aa0f20d904b7f..b9037c9b8326a 100644
--- a/src/hotspot/share/gc/g1/g1CollectedHeap.inline.hpp
+++ b/src/hotspot/share/gc/g1/g1CollectedHeap.inline.hpp
@@ -361,9 +361,9 @@ inline void G1CollectedHeap::assert_at_safepoint_on_vm_thread() {
 }
 
 inline void G1CollectedHeap::
-assert_used_and_recalculate_used_equal(G1CollectedHeap* g1h) {
-  size_t cur_used_bytes = g1h->used();
-  size_t recal_used_bytes = g1h->recalculate_used();
+assert_used_and_recalculate_used_equal() const {
+  size_t cur_used_bytes = used();
+  size_t recal_used_bytes = recalculate_used();
   assert(cur_used_bytes == recal_used_bytes, "Used(" SIZE_FORMAT ") is not"
           " same as recalculated used(" SIZE_FORMAT ").",
           cur_used_bytes, recal_used_bytes);
diff --git a/src/hotspot/share/gc/g1/g1Policy.cpp b/src/hotspot/share/gc/g1/g1Policy.cpp
index 68791709c83c3..81cdb29636cee 100644
--- a/src/hotspot/share/gc/g1/g1Policy.cpp
+++ b/src/hotspot/share/gc/g1/g1Policy.cpp
@@ -682,7 +682,7 @@ void G1Policy::record_young_collection_start() {
   assert(max_survivor_regions() + _g1h->num_used_regions() <= _g1h->max_regions(),
          "Maximum survivor regions %u plus used regions %u exceeds max regions %u",
          max_survivor_regions(), _g1h->num_used_regions(), _g1h->max_regions());
-  G1CollectedHeap::assert_used_and_recalculate_used_equal(_g1h);
+  G1CollectedHeap::heap()->assert_used_and_recalculate_used_equal();
 
   phase_times()->record_cur_collection_start_sec(now.seconds());
 
diff --git a/src/hotspot/share/gc/g1/g1YoungCollector.cpp b/src/hotspot/share/gc/g1/g1YoungCollector.cpp
index 39b64ec8fe907..b747e3992c7fb 100644
--- a/src/hotspot/share/gc/g1/g1YoungCollector.cpp
+++ b/src/hotspot/share/gc/g1/g1YoungCollector.cpp
@@ -1012,7 +1012,7 @@ void G1YoungCollector::post_evacuate_collection_set(G1EvacInfo* evacuation_info,
 
   _evac_failure_regions.post_collection();
 
-  G1CollectedHeap::assert_used_and_recalculate_used_equal(_g1h);
+  G1CollectedHeap::heap()->assert_used_and_recalculate_used_equal();
 
   _g1h->rebuild_free_region_list();