Initial implementation of pub summary manager.

pkg/analysis_server/lib/src/analysis_server.dart

Index: pkg/analysis_server/lib/src/analysis_server.dart
diff --git a/pkg/analysis_server/lib/src/analysis_server.dart b/pkg/analysis_server/lib/src/analysis_server.dart
index f72e512e2c5290aaf5635539e90f35f7e2abcab8..ed2dcdc5bc3fca93ae780dbdba93f7b53ea0a0d6 100644
--- a/pkg/analysis_server/lib/src/analysis_server.dart
+++ b/pkg/analysis_server/lib/src/analysis_server.dart
@@ -24,6 +24,7 @@ import 'package:analysis_server/src/services/index/index.dart';
 import 'package:analysis_server/src/services/search/search_engine.dart';
 import 'package:analysis_server/src/services/search/search_engine_internal.dart';
 import 'package:analysis_server/src/single_context_manager.dart';
+import 'package:analysis_server/src/pub_summary.dart';
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/element/element.dart';
 import 'package:analyzer/file_system/file_system.dart';
@@ -299,6 +300,11 @@ class AnalysisServer {
   ResolverProvider fileResolverProvider;
 
   /**
+   * The manager of pub package summaries.
+   */
+  PubSummaryManager pubSummaryManager;
+
+  /**
    * Initialize a newly created server to receive requests from and send
    * responses to the given [channel].
    *
@@ -363,6 +369,7 @@ class AnalysisServer {
       });
     });
     _setupIndexInvalidation();
+    pubSummaryManager = new PubSummaryManager(resourceProvider, this);
     Notification notification =
         new ServerConnectedParams(VERSION, io.pid).toNotification();
     channel.sendNotification(notification);