Summarize constructor initializers.

pkg/analyzer/lib/src/summary/resynthesize.dart

 // Copyright (c) 2015, 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 summary_resynthesizer;
 
 import 'dart:collection';
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/element/element.dart';
@@ skipping 414 matching lines @@
         case UnlinkedConstOperation.invokeConstructor:
           _pushInstanceCreation();
           break;
         case UnlinkedConstOperation.length:
           Expression target = _pop();
           SimpleIdentifier property = AstFactory.identifier3('length');
           property.staticElement =
               resynthesizer._buildStringLengthPropertyAccessorElement();
           _push(AstFactory.propertyAccess(target, property));
           break;
+        case UnlinkedConstOperation.pushConstructorParameter:
+          // TODO(scheglov) implement
+          throw new UnimplementedError('$operation');
+          break;
       }
     }
     return stack.single;
   }
 
   TypeName _buildTypeAst(DartType type) {
     if (type is DynamicTypeImpl) {
       TypeName node = AstFactory.typeName4('dynamic');
       node.type = type;
       (node.name as SimpleIdentifier).staticElement = type.element;
@@ skipping 1485 matching lines @@
                 }
               : () => this.element;
       // TODO(paulberry): Is it a bug that we have to pass `false` for
       // isInstantiated?
       return new DeferredFunctionTypeImpl(computer, null, typeArguments, false);
     } else {
       return null;
     }
   }
 }