--- old/src/hotspot/share/runtime/reflection.hpp	2018-10-22 13:18:15.815218202 -0400
+++ new/src/hotspot/share/runtime/reflection.hpp	2018-10-22 13:18:15.555218211 -0400
@@ -73,8 +73,6 @@
   // Reflective array access. Returns type code. Throws ArrayIndexOutOfBoundsException.
   static BasicType array_get(jvalue* value, arrayOop a, int index, TRAPS);
   static void      array_set(jvalue* value, arrayOop a, int index, BasicType value_type, TRAPS);
-  // Returns mirror on array element type (NULL for basic type arrays and non-arrays).
-  static oop       array_component_type(oop mirror, TRAPS);
 
   // Object creation
   static arrayOop reflect_new_array(oop element_mirror, jint length, TRAPS);