--- a/src/java.base/share/classes/java/lang/invoke/MethodHandleImpl.java	Sat Sep 30 03:15:56 2017 +0530
+++ b/src/java.base/share/classes/java/lang/invoke/MethodHandleImpl.java	Fri Sep 29 11:33:08 2017 -0700
@@ -1786,6 +1786,18 @@
             }
 
             @Override
+            public MethodType getMethodType(Object mname) {
+                MemberName memberName = (MemberName)mname;
+                return memberName.getMethodType();
+            }
+
+            @Override
+            public String getMethodDescriptor(Object mname) {
+                MemberName memberName = (MemberName)mname;
+                return memberName.getMethodDescriptor();
+            }
+
+            @Override
             public boolean isNative(Object mname) {
                 MemberName memberName = (MemberName)mname;
                 return memberName.isNative();