Handle super-method invocations in CPS->JS backend.

pkg/compiler/lib/src/cps_ir/cps_ir_tracer.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library dart2js.ir_tracer;
 
 import 'dart:async' show EventSink;
 
 import 'cps_ir_nodes.dart' as cps_ir hide Function;
 import '../tracer.dart';
@@ skipping 120 matching lines @@
   visitInvokeMethod(cps_ir.InvokeMethod node) {
     String dummy = names.name(node);
     String receiver = formatReference(node.receiver);
     String callName = node.selector.name;
     String args = node.arguments.map(formatReference).join(', ');
     String kont = formatReference(node.continuation);
     printStmt(dummy,
         "InvokeMethod $receiver $callName ($args) $kont");
   }
 
-  visitInvokeSuperMethod(cps_ir.InvokeSuperMethod node) {
+  visitInvokeMethodDirectly(cps_ir.InvokeMethodDirectly node) {
     String dummy = names.name(node);
+    String receiver = formatReference(node.receiver);
     String callName = node.selector.name;
     String args = node.arguments.map(formatReference).join(', ');
     String kont = formatReference(node.continuation);
     printStmt(dummy,
-        "InvokeSuperMethod $callName ($args) $kont");
+        "InvokeMethodDirectly $receiver $callName ($args) $kont");
   }
 
   visitInvokeConstructor(cps_ir.InvokeConstructor node) {
     String dummy = names.name(node);
     String callName;
     if (node.target.name.isEmpty) {
       callName = '${node.type}';
     } else {
       callName = '${node.type}.${node.target.name}';
     }
@@ skipping 320 matching lines @@
     }
   }
 
   visitContinuation(cps_ir.Continuation c) {
     var old_node = current_block;
     current_block = getBlock(c);
     visit(c.body);
     current_block = old_node;
   }
 }