diff -r cdffba164671 -r 3e5d28e6de32 src/hotspot/share/ci/ciInstanceKlass.cpp
--- a/src/hotspot/share/ci/ciInstanceKlass.cpp	Mon Aug 20 10:04:00 2018 +0200
+++ b/src/hotspot/share/ci/ciInstanceKlass.cpp	Mon Aug 20 08:25:57 2018 -0400
@@ -62,7 +62,7 @@
   _nonstatic_field_size = ik->nonstatic_field_size();
   _has_nonstatic_fields = ik->has_nonstatic_fields();
   _has_nonstatic_concrete_methods = ik->has_nonstatic_concrete_methods();
-  _is_anonymous = ik->is_anonymous();
+  _is_unsafe_anonymous = ik->is_unsafe_anonymous();
   _nonstatic_fields = NULL; // initialized lazily by compute_nonstatic_fields:
   _has_injected_fields = -1;
   _implementor = NULL; // we will fill these lazily
@@ -73,13 +73,13 @@
   // InstanceKlass are created for both weak and strong metadata.  Ensuring this metadata
   // alive covers the cases where there are weak roots without performance cost.
   oop holder = ik->holder_phantom();
-  if (ik->is_anonymous()) {
+  if (ik->is_unsafe_anonymous()) {
     // Though ciInstanceKlass records class loader oop, it's not enough to keep
-    // VM anonymous classes alive (loader == NULL). Klass holder should be used instead.
-    // It is enough to record a ciObject, since cached elements are never removed
+    // VM unsafe anonymous classes alive (loader == NULL). Klass holder should
+    // be used instead. It is enough to record a ciObject, since cached elements are never removed
     // during ciObjectFactory lifetime. ciObjectFactory itself is created for
     // every compilation and lives for the whole duration of the compilation.
-    assert(holder != NULL, "holder of anonymous class is the mirror which is never null");
+    assert(holder != NULL, "holder of unsafe anonymous class is the mirror which is never null");
     (void)CURRENT_ENV->get_object(holder);
   }
 
@@ -122,7 +122,7 @@
   _has_nonstatic_fields = false;
   _nonstatic_fields = NULL;
   _has_injected_fields = -1;
-  _is_anonymous = false;
+  _is_unsafe_anonymous = false;
   _loader = loader;
   _protection_domain = protection_domain;
   _is_shared = false;
@@ -615,12 +615,12 @@
   return impl;
 }
 
-ciInstanceKlass* ciInstanceKlass::host_klass() {
+ciInstanceKlass* ciInstanceKlass::unsafe_anonymous_host() {
   assert(is_loaded(), "must be loaded");
-  if (is_anonymous()) {
+  if (is_unsafe_anonymous()) {
     VM_ENTRY_MARK
-    Klass* host_klass = get_instanceKlass()->host_klass();
-    return CURRENT_ENV->get_instance_klass(host_klass);
+    Klass* unsafe_anonymous_host = get_instanceKlass()->unsafe_anonymous_host();
+    return CURRENT_ENV->get_instance_klass(unsafe_anonymous_host);
   }
   return NULL;
 }