src/java.base/share/classes/java/lang/reflect/Executable.java

@@ -220,14 +220,10 @@
      *     the format specified in
      *     <cite>The Java&trade; Virtual Machine Specification</cite>
      */
     public abstract TypeVariable<?>[] getTypeParameters();
 
-    // returns shared array of parameter types - must never give it out
-    // to the untrusted code...
-    abstract Class<?>[] getSharedParameterTypes();
-
     /**
      * Returns an array of {@code Class} objects that represent the formal
      * parameter types, in declaration order, of the executable
      * represented by this object.  Returns an array of length
      * 0 if the underlying executable takes no parameters.