Revert "Use single InputPackagesResultProvider, without SdkSummaryResultProvider."

pkg/analyzer/lib/src/dart/sdk/sdk.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 analyzer.src.generated.sdk2;
 
 import 'dart:collection';
 import 'dart:convert';
 import 'dart:io' as io;
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/error/listener.dart';
 import 'package:analyzer/exception/exception.dart';
 import 'package:analyzer/file_system/file_system.dart';
 import 'package:analyzer/file_system/memory_file_system.dart';
 import 'package:analyzer/src/context/context.dart';
 import 'package:analyzer/src/dart/scanner/reader.dart';
 import 'package:analyzer/src/dart/scanner/scanner.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/java_engine_io.dart';
 import 'package:analyzer/src/generated/parser.dart';
 import 'package:analyzer/src/generated/sdk.dart';
 import 'package:analyzer/src/generated/source_io.dart';
 import 'package:analyzer/src/summary/idl.dart' show PackageBundle;
-import 'package:analyzer/src/summary/package_bundle_reader.dart';
+import 'package:analyzer/src/summary/summary_sdk.dart';
 import 'package:path/path.dart' as pathos;
 import 'package:yaml/yaml.dart';
 
 /**
  * An abstract implementation of a Dart SDK in which the available libraries are
  * stored in a library map. Subclasses are responsible for populating the
  * library map.
  */
 abstract class AbstractDartSdk implements DartSdk {
   /**
@@ skipping 46 matching lines @@
     _analysisOptions = options;
   }
 
   @override
   AnalysisContext get context {
     if (_analysisContext == null) {
       _analysisContext = new SdkAnalysisContext(_analysisOptions);
       SourceFactory factory = new SourceFactory([new DartUriResolver(this)]);
       _analysisContext.sourceFactory = factory;
       if (_useSummary) {
+        bool strongMode = _analysisOptions?.strongMode ?? false;
         PackageBundle sdkBundle = getLinkedBundle();
         if (sdkBundle != null) {
-          SummaryDataStore dataStore = new SummaryDataStore([]);
-          dataStore.addBundle(null, sdkBundle);
-          _analysisContext.resultProvider =
-              new InputPackagesResultProvider(_analysisContext, dataStore);
+          _analysisContext.resultProvider = new SdkSummaryResultProvider(
+              _analysisContext, sdkBundle, strongMode);
         }
       }
     }
     return _analysisContext;
   }
 
   @override
   List<SdkLibrary> get sdkLibraries => libraryMap.sdkLibraries;
 
   /**
@@ skipping 783 matching lines @@
     SdkLibrariesReader_LibraryBuilder libraryBuilder =
         new SdkLibrariesReader_LibraryBuilder(_useDart2jsPaths);
     // If any syntactic errors were found then don't try to visit the AST
     // structure.
     if (!errorListener.errorReported) {
       unit.accept(libraryBuilder);
     }
     return libraryBuilder.librariesMap;
   }
 }