Report StateError if the DartSDK for an AnalysisDriver does not have summary.

pkg/analysis_server/test/context_manager_test.dart

 // Copyright (c) 2014, 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 test.context.directory.manager;
 
 import 'dart:collection';
 
 import 'package:analysis_server/src/context_manager.dart';
 import 'package:analysis_server/src/utilities/null_string_sink.dart';
@@ skipping 2694 matching lines @@
     SourceFactory sourceFactory = context.sourceFactory;
     AnalysisOptions analysisOptions = context.analysisOptions;
     context.dispose();
 
     currentDriver = new AnalysisDriver(
         scheduler,
         logger,
         resourceProvider,
         new MemoryByteStore(),
         new FileContentOverlay(),
+        path,
         sourceFactory,
         analysisOptions);
-    currentDriver.name = path;
     driverMap[path] = currentDriver;
     currentDriver.exceptions.listen((ExceptionResult result) {
       AnalysisEngine.instance.logger
           .logError('Analysis failed: ${result.path}', result.exception);
     });
     return currentDriver;
   }
 
   @override
   AnalysisContext addContext(Folder folder, AnalysisOptions options) {
@@ skipping 156 matching lines @@
 class TestUriResolver extends UriResolver {
   Map<Uri, Source> uriMap;
 
   TestUriResolver(this.uriMap);
 
   @override
   Source resolveAbsolute(Uri uri, [Uri actualUri]) {
     return uriMap[uri];
   }
 }