Fix missing trampolines for named arguments.

frog/gen.dart

 // Copyright (c) 2011, 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.
 
 /**
  * Top level generator object for writing code and keeping track of
  * dependencies.
  *
  * Should have two compilation models, but only one implemented so far.
  *
@@ skipping 2451 matching lines @@
 
   Value getValue(String name) {
     int i = getIndexOfName(name);
     return i >= 0 ? values[i] : null;
   }
 
   int get bareCount() {
     if (_bareCount == null) {
       _bareCount = length;
       if (nodes != null) {
-        for (int i=0; i < nodes.length; i++) {
+        for (int i = 0; i < nodes.length; i++) {
           if (nodes[i].label != null) {
             _bareCount = i;
             break;
           }
         }
       }
     }
     return _bareCount;
   }
 
@@ skipping 47 matching lines @@
       result.add(new Value(world.varType, '\$$i', null, /*needsTemp:*/false));
     }
     for (int i = bareCount; i < length; i++) {
       var name = getName(i);
       if (name == null) name = '\$$i';
       result.add(new Value(world.varType, name, null, /*needsTemp:*/false));
     }
     return new Arguments(nodes, result);
   }
 }