Add '--finer-grained-invalidation' option to Analysis Server.

pkg/analysis_server/lib/src/analysis_server.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 analysis.server;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:core' hide Resource;
 import 'dart:io' as io;
@@ skipping 313 matching lines @@
       bool useSingleContextManager: false,
       this.rethrowExceptions: true})
       : index = _index,
         searchEngine = _index != null ? new SearchEngineImpl(_index) : null {
     _performance = performanceDuringStartup;
     defaultContextOptions.incremental = true;
     defaultContextOptions.incrementalApi =
         options.enableIncrementalResolutionApi;
     defaultContextOptions.incrementalValidation =
         options.enableIncrementalResolutionValidation;
+    defaultContextOptions.finerGrainedInvalidation =
+        options.finerGrainedInvalidation;
     defaultContextOptions.generateImplicitErrors = false;
     operationQueue = new ServerOperationQueue();
     sdkManager = new DartSdkManager(defaultSdkCreator);
     if (useSingleContextManager) {
       contextManager = new SingleContextManager(resourceProvider, sdkManager,
           packageResolverProvider, analyzedFilesGlobs, defaultContextOptions);
     } else {
       contextManager = new ContextManagerImpl(
           resourceProvider,
           sdkManager,
@@ skipping 1161 matching lines @@
       for (AnalysisContext context in event.removed) {
         index.removeContext(context);
       }
     });
   }
 }
 
 class AnalysisServerOptions {
   bool enableIncrementalResolutionApi = false;
   bool enableIncrementalResolutionValidation = false;
+  bool finerGrainedInvalidation = false;
   bool noErrorNotification = false;
   bool noIndex = false;
   bool useAnalysisHighlight2 = false;
   String fileReadMode = 'as-is';
 }
 
 /**
  * Information about a file - an [AnalysisContext] that analyses the file,
  * and the [Source] representing the file in this context.
  */
@@ skipping 226 matching lines @@
   /**
    * The [PerformanceTag] for time spent in server request handlers.
    */
   static PerformanceTag serverRequests = new PerformanceTag('serverRequests');
 
   /**
    * The [PerformanceTag] for time spent in split store microtasks.
    */
   static PerformanceTag splitStore = new PerformanceTag('splitStore');
 }