Basic dart^2 analyzer tests running.

pkg/analyzer_experimental/lib/src/generated/constant.dart

 // This code was auto-generated, is not intended to be edited, and is subject to
 // significant change. Please see the README file for more information.
 library engine.constant;
 import 'java_core.dart';
 import 'source.dart' show Source;
 import 'error.dart' show AnalysisError, ErrorCode, CompileTimeErrorCode;
 import 'scanner.dart' show TokenType;
 import 'ast.dart';
 import 'element.dart';
 import 'engine.dart' show AnalysisEngine;
@@ skipping 618 matching lines @@
     removeNode(sink);
     return sink;
   }
 
   /**
    * Return one node that has no outgoing edges (that is, for which there are no edges that have
    * that node as the head of the edge), or {@code null} if there are no such nodes.
    * @return a sink node
    */
   N findSink() {
-    for (MapEntry<N, Set<N>> entry in getMapEntrySet(_edges)) {
-      if (entry.getValue().isEmpty) {
-        return entry.getKey();
-      }
+    for (N key in _edges.keys) {
+      if (_edges[key].isEmpty) return key;
     }
     return null;
   }
 }
 /**
  * Instances of the class {@code ErrorResult} represent the result of evaluating an expression that
  * is not a valid compile time constant.
  */
 class ErrorResult extends EvaluationResultImpl {
 
@@ skipping 1006 matching lines @@
    */
   ValidResult valueOf3(double value) => new ValidResult(value);
 
   /**
    * Return a result object representing the given value.
    * @param value the value to be represented as a result object
    * @return a result object representing the given value
    */
   ValidResult valueOf4(String value) => new ValidResult(value);
 }