Compile Time Constants cycle check

compiler/java/com/google/dart/compiler/resolver/MemberBuilder.java

 // 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.
 
 package com.google.dart.compiler.resolver;
 
+import com.google.common.annotations.VisibleForTesting;
 import com.google.dart.compiler.DartCompilerContext;
 import com.google.dart.compiler.ErrorCode;
 import com.google.dart.compiler.ast.DartClass;
 import com.google.dart.compiler.ast.DartExpression;
 import com.google.dart.compiler.ast.DartField;
 import com.google.dart.compiler.ast.DartFieldDefinition;
 import com.google.dart.compiler.ast.DartFunctionTypeAlias;
 import com.google.dart.compiler.ast.DartIdentifier;
 import com.google.dart.compiler.ast.DartMethodDefinition;
 import com.google.dart.compiler.ast.DartNode;
@@ skipping 15 matching lines @@
  */
 public class MemberBuilder {
   private ResolutionContext topLevelContext;
   private LibraryElement libraryElement;
 
   public void exec(DartUnit unit, DartCompilerContext context, CoreTypeProvider typeProvider) {
     libraryElement = unit.getLibrary().getElement();
     exec(unit, context, libraryElement.getScope(), typeProvider);
   }
 
+  @VisibleForTesting
   public void exec(DartUnit unit, DartCompilerContext compilerContext, Scope scope,
                    CoreTypeProvider typeProvider) {
     topLevelContext = new ResolutionContext(scope, compilerContext, typeProvider);
     unit.accept(new MemberElementBuilder(typeProvider));
   }
 
   /**
    * Creates elements for the fields, methods and constructors of a class. The
    * elements are added to the ClassElement.
    *
@@ skipping 452 matching lines @@
         }
       }
       return element;
     }
 
     void resolutionError(DartNode node, ErrorCode errorCode, Object... arguments) {
       topLevelContext.onError(node, errorCode, arguments);
     }
   }
 }