Cleanup.

com.oracle.truffle.r.engine/src/com/oracle/truffle/r/engine/interop/RArgsValuesAndNamesMR.java

@@ -22,7 +22,6 @@
  */
 package com.oracle.truffle.r.engine.interop;
 
-import com.oracle.truffle.api.frame.VirtualFrame;
 import com.oracle.truffle.api.interop.CanResolve;
 import com.oracle.truffle.api.interop.MessageResolution;
 import com.oracle.truffle.api.interop.Resolve;
@@ -49,7 +48,6 @@ public class RArgsValuesAndNamesMR {
     @Resolve(message = "GET_SIZE")
     public abstract static class RArgsValuesAndNamesGetSizeNode extends Node {
         protected Object access(RArgsValuesAndNames receiver) {
-            assert false : "GET_SIZE";
             return receiver.getLength();
         }
     }
@@ -63,7 +61,7 @@ public class RArgsValuesAndNamesMR {
 
     @Resolve(message = "READ")
     public abstract static class RArgsValuesAndNamesReadNode extends Node {
-        protected Object access(@SuppressWarnings("unused") VirtualFrame frame, RArgsValuesAndNames receiver, int index) {
+        protected Object access(RArgsValuesAndNames receiver, int index) {
             return receiver.getArgument(index);
         }
     }