Setup getter and setter elements.

dart/frog/leg/compiler.dart

 // Copyright (c) 2012, 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.
 
 class WorkItem {
   final Element element;
   TreeElements resolutionTree;
   Function run;
   Map<int, BailoutInfo> bailouts = null;
 
@@ skipping 72 matching lines @@
   void ensure(bool condition) {
     if (!condition) cancel('failed assertion in leg');
   }
 
   void unimplemented(String methodName,
                      [Node node, Token token, HInstruction instruction]) {
     cancel("$methodName not implemented", node, token, instruction);
   }
 
   void internalError(String message,
-                     [Node node, Token token, HInstruction instruction]) {
-    cancel("Internal Error: $message", node, token, instruction);
+                     [Node node, Token token, HInstruction instruction,
+                      Element element]) {
+    cancel("Internal Error: $message", node, token, instruction, element);
   }
 
   void cancel([String reason, Node node, Token token,
-               HInstruction instruction]) {
+               HInstruction instruction, Element element]) {
     throw new CompilerCancelledException(reason);
   }
 
   void log(message) {
     // Do nothing.
   }
 
   void enqueue(WorkItem work) {
     worklist.add(work);
   }
@@ skipping 187 matching lines @@
 
 class CompilerCancelledException implements Exception {
   final String reason;
   CompilerCancelledException(this.reason);
 
   String toString() {
     String banner = 'compiler cancelled';
     return (reason !== null) ? '$banner: $reason' : '$banner';
   }
 }