--- old/src/hotspot/share/runtime/jniHandles.cpp	2017-10-16 16:18:36.668042809 +0200
+++ new/src/hotspot/share/runtime/jniHandles.cpp	2017-10-16 16:18:36.400033931 +0200
@@ -424,12 +424,6 @@
       break;
     }
   }
-
-  /*
-   * JVMTI data structures may also contain weak oops.  The iteration of them
-   * is placed here so that we don't need to add it to each of the collectors.
-   */
-  JvmtiExport::weak_oops_do(is_alive, f);
 }