Removed fixed dependencies

packages/analyzer/lib/src/summary/summary_file_builder.dart

Index: packages/analyzer/lib/src/summary/summary_file_builder.dart
diff --git a/packages/analyzer/lib/src/summary/summary_file_builder.dart b/packages/analyzer/lib/src/summary/summary_file_builder.dart
new file mode 100644
index 0000000000000000000000000000000000000000..d27133f55ef2a4d5d37af5a2763fe8dc7a8c245c
--- /dev/null
+++ b/packages/analyzer/lib/src/summary/summary_file_builder.dart
@@ -0,0 +1,150 @@
+// 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.summary.summary_file_builder;
+
+import 'dart:collection';
+
+import 'package:analyzer/dart/ast/ast.dart';
+import 'package:analyzer/dart/ast/token.dart';
+import 'package:analyzer/error/listener.dart';
+import 'package:analyzer/file_system/file_system.dart';
+import 'package:analyzer/file_system/physical_file_system.dart';
+import 'package:analyzer/src/dart/scanner/reader.dart';
+import 'package:analyzer/src/dart/scanner/scanner.dart';
+import 'package:analyzer/src/dart/sdk/sdk.dart';
+import 'package:analyzer/src/generated/engine.dart';
+import 'package:analyzer/src/generated/parser.dart';
+import 'package:analyzer/src/generated/sdk.dart';
+import 'package:analyzer/src/generated/source.dart';
+import 'package:analyzer/src/summary/format.dart';
+import 'package:analyzer/src/summary/idl.dart';
+import 'package:analyzer/src/summary/link.dart';
+import 'package:analyzer/src/summary/summarize_ast.dart';
+import 'package:analyzer/src/summary/summarize_elements.dart';
+
+class SummaryBuilder {
+  final Iterable<Source> librarySources;
+  final AnalysisContext context;
+  final bool strong;
+
+  /**
+   * Create a summary builder for these [librarySources] and [context].
+   */
+  SummaryBuilder(this.librarySources, this.context, this.strong);
+
+  /**
+   * Create an SDK summary builder for the dart SDK at the given [sdkPath].
+   */
+  factory SummaryBuilder.forSdk(String sdkPath, bool strong) {
+    //
+    // Prepare SDK.
+    //
+    ResourceProvider resourceProvider = PhysicalResourceProvider.INSTANCE;
+    FolderBasedDartSdk sdk = new FolderBasedDartSdk(
+        resourceProvider, resourceProvider.getFolder(sdkPath), strong);
+    sdk.useSummary = false;
+    sdk.analysisOptions = new AnalysisOptionsImpl()..strongMode = strong;
+
+    //
+    // Prepare 'dart:' URIs to serialize.
+    //
+    Set<String> uriSet =
+        sdk.sdkLibraries.map((SdkLibrary library) => library.shortName).toSet();
+    if (!strong) {
+      uriSet.add('dart:html/nativewrappers.dart');
+    }
+    uriSet.add('dart:html_common/html_common_dart2js.dart');
+
+    Set<Source> librarySources = new HashSet<Source>();
+    for (String uri in uriSet) {
+      librarySources.add(sdk.mapDartUri(uri));
+    }
+
+    return new SummaryBuilder(librarySources, sdk.context, strong);
+  }
+
+  /**
+   * Build the linked bundle and return its bytes.
+   */
+  List<int> build() => new _Builder(context, librarySources, strong).build();
+}
+
+class _Builder {
+  final AnalysisContext context;
+  final Iterable<Source> librarySources;
+  final bool strong;
+
+  final Set<String> libraryUris = new Set<String>();
+  final Map<String, UnlinkedUnit> unlinkedMap = <String, UnlinkedUnit>{};
+
+  final PackageBundleAssembler bundleAssembler = new PackageBundleAssembler();
+
+  _Builder(this.context, this.librarySources, this.strong);
+
+  /**
+   * Build the linked bundle and return its bytes.
+   */
+  List<int> build() {
+    librarySources.forEach(_addLibrary);
+
+    Map<String, LinkedLibraryBuilder> map = link(libraryUris, (uri) {
+      throw new StateError('Unexpected call to GetDependencyCallback($uri).');
+    }, (uri) {
+      UnlinkedUnit unlinked = unlinkedMap[uri];
+      if (unlinked == null) {
+        throw new StateError('Unable to find unresolved unit $uri.');
+      }
+      return unlinked;
+    }, (String name) {
+      throw new StateError('Unexpected call to GetDeclaredVariable($name).');
+    }, strong);
+    map.forEach(bundleAssembler.addLinkedLibrary);
+
+    return bundleAssembler.assemble().toBuffer();
+  }
+
+  void _addLibrary(Source source) {
+    String uriStr = source.uri.toString();
+    if (!libraryUris.add(uriStr)) {
+      return;
+    }
+    CompilationUnit unit = _addUnlinked(source);
+    for (Directive directive in unit.directives) {
+      if (directive is NamespaceDirective) {
+        String libUri = directive.uri.stringValue;
+        Source libSource = context.sourceFactory.resolveUri(source, libUri);
+        _addLibrary(libSource);
+      } else if (directive is PartDirective) {
+        String partUri = directive.uri.stringValue;
+        Source partSource = context.sourceFactory.resolveUri(source, partUri);
+        _addUnlinked(partSource);
+      }
+    }
+  }
+
+  CompilationUnit _addUnlinked(Source source) {
+    String uriStr = source.uri.toString();
+    CompilationUnit unit = _parse(source);
+    UnlinkedUnitBuilder unlinked = serializeAstUnlinked(unit);
+    unlinkedMap[uriStr] = unlinked;
+    bundleAssembler.addUnlinkedUnit(source, unlinked);
+    return unit;
+  }
+
+  CompilationUnit _parse(Source source) {
+    AnalysisErrorListener errorListener = AnalysisErrorListener.NULL_LISTENER;
+    String code = source.contents.data;
+    CharSequenceReader reader = new CharSequenceReader(code);
+    Scanner scanner = new Scanner(source, reader, errorListener);
+    scanner.scanGenericMethodComments = strong;
+    Token token = scanner.tokenize();
+    LineInfo lineInfo = new LineInfo(scanner.lineStarts);
+    Parser parser = new Parser(source, errorListener);
+    parser.parseGenericMethodComments = strong;
+    CompilationUnit unit = parser.parseCompilationUnit(token);
+    unit.lineInfo = lineInfo;
+    return unit;
+  }
+}