Add names and support for preserialized data to serialization tests

pkg/compiler/lib/src/serialization/resolved_ast_serialization.dart

 // Copyright (c) 2016, 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 dart2js.serialization.resolved_ast;
 
 import '../common.dart';
 import '../common/resolution.dart';
 import '../constants/expressions.dart';
 import '../dart_types.dart';
@@ skipping 361 matching lines @@
       DeserializerPlugin nativeDataDeserializer) {
     CompilationUnitElement compilationUnit = element.compilationUnit;
     DiagnosticReporter reporter = parsing.reporter;
     Uri uri = objectDecoder.getUri(Key.URI);
 
     /// Returns the first [Token] for parsing the [Node] for [element].
     Token readBeginToken() {
       int charOffset = objectDecoder.getInt(Key.OFFSET);
       Token beginToken = getBeginToken(uri, charOffset);
       if (beginToken == null) {
+        // TODO(johnniwinther): Handle unfound tokens by adding an erronous
+        // resolved ast kind.
         reporter.internalError(
             element, "No token found for $element in $uri @ $charOffset");
       }
       return beginToken;
     }
 
     /// Create the [Node] for the element by parsing the source code.
     Node doParse(parse(Parser parser)) {
       return parsing.measure(() {
         return reporter.withCurrentElement(element, () {
@@ skipping 289 matching lines @@
         }
       }
     }
     element.resolvedAst =
         new ParsedResolvedAst(element, root, body, elements, uri);
   }
 }
 
 const Key PARAMETER_NODE = const Key('parameter.node');
 const Key PARAMETER_INITIALIZER = const Key('parameter.initializer');