Move mirrors from dartdoc to dart2js

sdk/lib/_internal/dartdoc/lib/src/mirrors/dart2js_mirror.dart

Index: sdk/lib/_internal/dartdoc/lib/src/mirrors/dart2js_mirror.dart
diff --git a/sdk/lib/_internal/dartdoc/lib/src/mirrors/dart2js_mirror.dart b/sdk/lib/_internal/dartdoc/lib/src/mirrors/dart2js_mirror.dart
deleted file mode 100644
index a28bb7ff3aa628f1e8bd7147863e4c3e168f23f7..0000000000000000000000000000000000000000
--- a/sdk/lib/_internal/dartdoc/lib/src/mirrors/dart2js_mirror.dart
+++ /dev/null
@@ -1,1535 +0,0 @@
-// Copyright (c) 2012, 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 mirrors_dart2js;
-
-import 'dart:io';
-import 'dart:uri';
-
-import '../../../../compiler/compiler.dart' as diagnostics;
-import '../../../../compiler/implementation/elements/elements.dart';
-import '../../../../compiler/implementation/resolution/resolution.dart'
-    show ResolverTask, ResolverVisitor;
-import '../../../../compiler/implementation/apiimpl.dart' as api;
-import '../../../../compiler/implementation/scanner/scannerlib.dart';
-import '../../../../compiler/implementation/ssa/ssa.dart';
-import '../../../../compiler/implementation/dart2jslib.dart';
-import '../../../../compiler/implementation/filenames.dart';
-import '../../../../compiler/implementation/source_file.dart';
-import '../../../../compiler/implementation/tree/tree.dart';
-import '../../../../compiler/implementation/util/util.dart';
-import '../../../../compiler/implementation/util/uri_extras.dart';
-import '../../../../compiler/implementation/dart2js.dart';
-import '../../../../compiler/implementation/util/characters.dart';
-
-// TODO(rnystrom): Use "package:" URL (#4968).
-import '../../mirrors.dart';
-import 'util.dart';
-
-//------------------------------------------------------------------------------
-// Utility types and functions for the dart2js mirror system
-//------------------------------------------------------------------------------
-
-bool _isPrivate(String name) {
-  return name.startsWith('_');
-}
-
-List<ParameterMirror> _parametersFromFunctionSignature(
-    Dart2JsMirrorSystem system,
-    Dart2JsMethodMirror method,
-    FunctionSignature signature) {
-  var parameters = <ParameterMirror>[];
-  Link<Element> link = signature.requiredParameters;
-  while (!link.isEmpty) {
-    parameters.add(new Dart2JsParameterMirror(
-        system, method, link.head, false, false));
-    link = link.tail;
-  }
-  link = signature.optionalParameters;
-  bool isNamed = signature.optionalParametersAreNamed;
-  while (!link.isEmpty) {
-    parameters.add(new Dart2JsParameterMirror(
-        system, method, link.head, true, isNamed));
-    link = link.tail;
-  }
-  return parameters;
-}
-
-Dart2JsTypeMirror _convertTypeToTypeMirror(
-    Dart2JsMirrorSystem system,
-    DartType type,
-    InterfaceType defaultType,
-    [FunctionSignature functionSignature]) {
-  if (type == null) {
-    return new Dart2JsInterfaceTypeMirror(system, defaultType);
-  } else if (type is InterfaceType) {
-    if (type == system.compiler.types.dynamicType) {
-      return new Dart2JsDynamicMirror(system, type);
-    } else {
-      return new Dart2JsInterfaceTypeMirror(system, type);
-    }
-  } else if (type is TypeVariableType) {
-    return new Dart2JsTypeVariableMirror(system, type);
-  } else if (type is FunctionType) {
-    return new Dart2JsFunctionTypeMirror(system, type, functionSignature);
-  } else if (type is VoidType) {
-    return new Dart2JsVoidMirror(system, type);
-  } else if (type is TypedefType) {
-    return new Dart2JsTypedefMirror(system, type);
-  }
-  throw new ArgumentError("Unexpected interface type $type");
-}
-
-Collection<Dart2JsMemberMirror> _convertElementMemberToMemberMirrors(
-    Dart2JsContainerMirror library, Element element) {
-  if (element is SynthesizedConstructorElement) {
-    return const <Dart2JsMemberMirror>[];
-  } else if (element is VariableElement) {
-    return <Dart2JsMemberMirror>[new Dart2JsFieldMirror(library, element)];
-  } else if (element is FunctionElement) {
-    return <Dart2JsMemberMirror>[new Dart2JsMethodMirror(library, element)];
-  } else if (element is AbstractFieldElement) {
-    var members = <Dart2JsMemberMirror>[];
-    if (element.getter != null) {
-      members.add(new Dart2JsMethodMirror(library, element.getter));
-    }
-    if (element.setter != null) {
-      members.add(new Dart2JsMethodMirror(library, element.setter));
-    }
-    return members;
-  }
-  throw new ArgumentError(
-      "Unexpected member type $element ${element.kind}");
-}
-
-MethodMirror _convertElementMethodToMethodMirror(Dart2JsContainerMirror library,
-                                                 Element element) {
-  if (element is FunctionElement) {
-    return new Dart2JsMethodMirror(library, element);
-  } else {
-    return null;
-  }
-}
-
-class Dart2JsMethodKind {
-  static const Dart2JsMethodKind REGULAR = const Dart2JsMethodKind("regular");
-  static const Dart2JsMethodKind GENERATIVE =
-      const Dart2JsMethodKind("generative");
-  static const Dart2JsMethodKind REDIRECTING =
-      const Dart2JsMethodKind("redirecting");
-  static const Dart2JsMethodKind CONST = const Dart2JsMethodKind("const");
-  static const Dart2JsMethodKind FACTORY = const Dart2JsMethodKind("factory");
-  static const Dart2JsMethodKind GETTER = const Dart2JsMethodKind("getter");
-  static const Dart2JsMethodKind SETTER = const Dart2JsMethodKind("setter");
-  static const Dart2JsMethodKind OPERATOR = const Dart2JsMethodKind("operator");
-
-  final String text;
-
-  const Dart2JsMethodKind(this.text);
-
-  String toString() => text;
-}
-
-
-String _getOperatorFromOperatorName(String name) {
-  Map<String, String> mapping = const {
-    'eq': '==',
-    'not': '~',
-    'index': '[]',
-    'indexSet': '[]=',
-    'mul': '*',
-    'div': '/',
-    'mod': '%',
-    'tdiv': '~/',
-    'add': '+',
-    'sub': '-',
-    'shl': '<<',
-    'shr': '>>',
-    'ge': '>=',
-    'gt': '>',
-    'le': '<=',
-    'lt': '<',
-    'and': '&',
-    'xor': '^',
-    'or': '|',
-  };
-  String newName = mapping[name];
-  if (newName == null) {
-    throw new Exception('Unhandled operator name: $name');
-  }
-  return newName;
-}
-
-DiagnosticListener get _diagnosticListener {
-  return const Dart2JsDiagnosticListener();
-}
-
-class Dart2JsDiagnosticListener implements DiagnosticListener {
-  const Dart2JsDiagnosticListener();
-
-  void cancel(String reason, {node, token, instruction, element}) {
-    print(reason);
-  }
-
-  void log(message) {
-    print(message);
-  }
-
-  void internalError(String message,
-                     {Node node, Token token, HInstruction instruction,
-                      Element element}) {
-    cancel('Internal error: $message', node, token, instruction, element);
-  }
-
-  void internalErrorOnElement(Element element, String message) {
-    internalError(message, element: element);
-  }
-}
-
-//------------------------------------------------------------------------------
-// Compiler extension for apidoc.
-//------------------------------------------------------------------------------
-
-/**
- * Extension of the compiler that enables the analysis of several libraries with
- * no particular entry point.
- */
-class LibraryCompiler extends api.Compiler {
-  LibraryCompiler(diagnostics.ReadStringFromUri provider,
-                  diagnostics.DiagnosticHandler handler,
-                  Uri libraryRoot, Uri packageRoot,
-                  List<String> options)
-      : super(provider, handler, libraryRoot, packageRoot, options) {
-    checker = new LibraryTypeCheckerTask(this);
-    resolver = new LibraryResolverTask(this);
-  }
-
-  // TODO(johnniwinther): The following methods are added to enable the analysis
-  // of a collection of libraries to be used for apidoc. Most of the methods
-  // are based on copies of existing methods and could probably be implemented
-  // such that the duplicate code is avoided. Not to affect the correctness and
-  // speed of dart2js as is, the redundancy is accepted temporarily.
-
-  /**
-   * Run the compiler on a list of libraries. No entry point is used.
-   */
-  bool runList(List<Uri> uriList) {
-    bool success = _runList(uriList);
-    for (final task in tasks) {
-      log('${task.name} took ${task.timing}msec');
-    }
-    return success;
-  }
-
-  bool _runList(List<Uri> uriList) {
-    try {
-      runCompilerList(uriList);
-    } on CompilerCancelledException catch (exception) {
-      log(exception.toString());
-      log('compilation failed');
-      return false;
-    }
-    tracer.close();
-    log('compilation succeeded');
-    return true;
-  }
-
-  void runCompilerList(List<Uri> uriList) {
-    scanBuiltinLibraries();
-    var elementList = <LibraryElement>[];
-    for (var uri in uriList) {
-      elementList.add(libraryLoader.loadLibrary(uri, null, uri));
-    }
-    libraries.forEach((_, library) {
-      maybeEnableJSHelper(library);
-    });
-
-    world.populate();
-
-    log('Resolving...');
-    phase = Compiler.PHASE_RESOLVING;
-    backend.enqueueHelpers(enqueuer.resolution);
-    processQueueList(enqueuer.resolution, elementList);
-    log('Resolved ${enqueuer.resolution.resolvedElements.length} elements.');
-  }
-
-  void processQueueList(Enqueuer world, List<LibraryElement> elements) {
-    backend.processNativeClasses(world, libraries.values);
-    for (var library in elements) {
-      library.forEachLocalMember((element) {
-        world.addToWorkList(element);
-      });
-    }
-    progress.reset();
-    world.forEach((WorkItem work) {
-      withCurrentElement(work.element, () => work.run(this, world));
-    });
-  }
-
-  String codegen(WorkItem work, Enqueuer world) {
-    return null;
-  }
-}
-
-// TODO(johnniwinther): The source for the apidoc includes calls to methods on
-// for instance [MathPrimitives] which are not resolved by dart2js. Since we
-// do not need to analyse the body of functions to produce the documenation
-// we use a specialized resolver which bypasses method bodies.
-class LibraryResolverTask extends ResolverTask {
-  LibraryResolverTask(api.Compiler compiler) : super(compiler);
-
-  void visitBody(ResolverVisitor visitor, Statement body) {}
-}
-
-// TODO(johnniwinther): As a side-effect of bypassing method bodies in
-// [LibraryResolveTask] we can not perform the typecheck.
-class LibraryTypeCheckerTask extends TypeCheckerTask {
-  LibraryTypeCheckerTask(api.Compiler compiler) : super(compiler);
-
-  void check(Node tree, TreeElements elements) {}
-}
-
-//------------------------------------------------------------------------------
-// Compilation implementation
-//------------------------------------------------------------------------------
-
-class Dart2JsCompilation implements Compilation {
-  bool isWindows = (Platform.operatingSystem == 'windows');
-  api.Compiler _compiler;
-  Uri cwd;
-  bool isAborting = false;
-  Map<String, SourceFile> sourceFiles;
-
-  Future<String> provider(Uri uri) {
-    if (uri.scheme != 'file') {
-      throw new ArgumentError(uri);
-    }
-    String source;
-    try {
-      source = readAll(uriPathToNative(uri.path));
-    } on FileIOException catch (ex) {
-      throw 'Error: Cannot read "${relativize(cwd, uri, isWindows)}" '
-            '(${ex.osError}).';
-    }
-    sourceFiles[uri.toString()] =
-      new SourceFile(relativize(cwd, uri, isWindows), source);
-    return new Future.immediate(source);
-  }
-
-  void handler(Uri uri, int begin, int end,
-               String message, diagnostics.Diagnostic kind) {
-    if (isAborting) return;
-    bool fatal =
-        kind == diagnostics.Diagnostic.CRASH ||
-        kind == diagnostics.Diagnostic.ERROR;
-    if (uri == null) {
-      if (!fatal) {
-        return;
-      }
-      print(message);
-      throw message;
-    } else if (fatal) {
-      SourceFile file = sourceFiles[uri.toString()];
-      print(file.getLocationMessage(message, begin, end, true, (s) => s));
-      throw message;
-    }
-  }
-
-  Dart2JsCompilation(Path script, Path libraryRoot,
-                     [Path packageRoot, List<String> opts = const <String>[]])
-      : cwd = getCurrentDirectory(), sourceFiles = <String, SourceFile>{} {
-    var libraryUri = cwd.resolve(libraryRoot.toString());
-    var packageUri;
-    if (packageRoot != null) {
-      packageUri = cwd.resolve(packageRoot.toString());
-    } else {
-      packageUri = libraryUri;
-    }
-    _compiler = new api.Compiler(provider, handler,
-        libraryUri, packageUri, <String>[]);
-    var scriptUri = cwd.resolve(script.toString());
-    // TODO(johnniwinther): Detect file not found
-    _compiler.run(scriptUri);
-  }
-
-  Dart2JsCompilation.library(List<Path> libraries, Path libraryRoot,
-                     [Path packageRoot, List<String> opts = const <String>[]])
-      : cwd = getCurrentDirectory(), sourceFiles = <String, SourceFile>{} {
-    var libraryUri = cwd.resolve(libraryRoot.toString());
-    var packageUri;
-    if (packageRoot != null) {
-      packageUri = cwd.resolve(packageRoot.toString());
-    } else {
-      packageUri = libraryUri;
-    }
-    _compiler = new LibraryCompiler(provider, handler,
-        libraryUri, packageUri, <String>[]);
-    var librariesUri = <Uri>[];
-    for (Path library in libraries) {
-      librariesUri.add(cwd.resolve(library.toString()));
-      // TODO(johnniwinther): Detect file not found
-    }
-    _compiler.runList(librariesUri);
-  }
-
-  MirrorSystem get mirrors => new Dart2JsMirrorSystem(_compiler);
-
-  Future<String> compileToJavaScript() =>
-      new Future<String>.immediate(_compiler.assembledCode);
-}
-
-
-//------------------------------------------------------------------------------
-// Dart2Js specific extensions of mirror interfaces
-//------------------------------------------------------------------------------
-
-abstract class Dart2JsMirror implements Mirror {
-  Dart2JsMirrorSystem get mirrors;
-}
-
-abstract class Dart2JsDeclarationMirror
-    implements Dart2JsMirror, DeclarationMirror {
-
-  bool get isTopLevel => owner != null && owner is LibraryMirror;
-
-  bool get isPrivate => _isPrivate(simpleName);
-}
-
-abstract class Dart2JsMemberMirror extends Dart2JsElementMirror
-    implements MemberMirror {
-
-  Dart2JsMemberMirror(Dart2JsMirrorSystem system, Element element)
-      : super(system, element);
-
-  bool get isConstructor => false;
-
-  bool get isVariable => false;
-
-  bool get isMethod => false;
-
-  bool get isStatic => false;
-
-  bool get isParameter => false;
-}
-
-abstract class Dart2JsTypeMirror extends Dart2JsDeclarationMirror
-    implements TypeMirror {
-
-}
-
-abstract class Dart2JsElementMirror extends Dart2JsDeclarationMirror {
-  final Dart2JsMirrorSystem mirrors;
-  final Element _element;
-
-  Dart2JsElementMirror(this.mirrors, this._element) {
-    assert (mirrors != null);
-    assert (_element != null);
-  }
-
-  String get simpleName => _element.name.slowToString();
-
-  String get displayName => simpleName;
-
-  SourceLocation get location => new Dart2JsSourceLocation(
-      _element.getCompilationUnit().script,
-      mirrors.compiler.spanFromElement(_element));
-
-  String toString() => _element.toString();
-
-  int get hashCode => qualifiedName.hashCode;
-}
-
-abstract class Dart2JsProxyMirror extends Dart2JsDeclarationMirror {
-  final Dart2JsMirrorSystem mirrors;
-
-  Dart2JsProxyMirror(this.mirrors);
-
-  String get displayName => simpleName;
-
-  int get hashCode => qualifiedName.hashCode;
-}
-
-//------------------------------------------------------------------------------
-// Mirror system implementation.
-//------------------------------------------------------------------------------
-
-class Dart2JsMirrorSystem implements MirrorSystem, Dart2JsMirror {
-  final api.Compiler compiler;
-  Map<String, Dart2JsLibraryMirror> _libraries;
-  Map<LibraryElement, Dart2JsLibraryMirror> _libraryMap;
-
-  Dart2JsMirrorSystem(this.compiler)
-    : _libraryMap = new Map<LibraryElement, Dart2JsLibraryMirror>();
-
-  void _ensureLibraries() {
-    if (_libraries == null) {
-      _libraries = <String, Dart2JsLibraryMirror>{};
-      compiler.libraries.forEach((_, LibraryElement v) {
-        var mirror = new Dart2JsLibraryMirror(mirrors, v);
-        _libraries[mirror.simpleName] = mirror;
-        _libraryMap[v] = mirror;
-      });
-    }
-  }
-
-  Map<String, LibraryMirror> get libraries {
-    _ensureLibraries();
-    return new ImmutableMapWrapper<String, LibraryMirror>(_libraries);
-  }
-
-  Dart2JsLibraryMirror _getLibrary(LibraryElement element) =>
-      _libraryMap[element];
-
-  Dart2JsMirrorSystem get mirrors => this;
-
-  TypeMirror get dynamicType =>
-      _convertTypeToTypeMirror(this, compiler.types.dynamicType, null);
-
-  TypeMirror get voidType =>
-      _convertTypeToTypeMirror(this, compiler.types.voidType, null);
-}
-
-abstract class Dart2JsContainerMirror extends Dart2JsElementMirror
-    implements ContainerMirror {
-  Map<String, MemberMirror> _members;
-
-  Dart2JsContainerMirror(Dart2JsMirrorSystem system, Element element)
-      : super(system, element);
-
-  void _ensureMembers();
-
-  Map<String, MemberMirror> get members {
-    _ensureMembers();
-    return new ImmutableMapWrapper<String, MemberMirror>(_members);
-  }
-
-  Map<String, MethodMirror> get functions {
-    _ensureMembers();
-    return new AsFilteredImmutableMap<String, MemberMirror, MethodMirror>(
-        _members,
-        (MemberMirror member) => member is MethodMirror);
-  }
-
-  Map<String, MethodMirror> get getters {
-    _ensureMembers();
-    return new AsFilteredImmutableMap<String, MemberMirror, MethodMirror>(
-        _members,
-        (MemberMirror member) =>
-            member is MethodMirror && (member as MethodMirror).isGetter);
-  }
-
-  Map<String, MethodMirror> get setters {
-    _ensureMembers();
-    return new AsFilteredImmutableMap<String, MemberMirror, MethodMirror>(
-        _members,
-        (MemberMirror member) =>
-            member is MethodMirror && (member as MethodMirror).isSetter);
-  }
-
-  Map<String, VariableMirror> get variables {
-    _ensureMembers();
-    return new AsFilteredImmutableMap<String, MemberMirror, VariableMirror>(
-        _members,
-        (MemberMirror member) => member is VariableMirror);
-  }
-}
-
-class Dart2JsLibraryMirror extends Dart2JsContainerMirror
-    implements LibraryMirror {
-  Map<String, ClassMirror> _classes;
-
-  Dart2JsLibraryMirror(Dart2JsMirrorSystem system, LibraryElement library)
-      : super(system, library);
-
-  LibraryElement get _library => _element;
-
-  Uri get uri => _library.uri;
-
-  DeclarationMirror get owner => null;
-
-  bool get isPrivate => false;
-
-  LibraryMirror library() => this;
-
-  /**
-   * Returns the library name (for libraries with a #library tag) or the script
-   * file name (for scripts without a #library tag). The latter case is used to
-   * provide a 'library name' for scripts, to use for instance in dartdoc.
-   */
-  String get simpleName {
-    if (_library.libraryTag != null) {
-      // TODO(ahe): Remove StringNode check when old syntax is removed.
-      StringNode name = _library.libraryTag.name.asStringNode();
-      if (name != null) {
-        return name.dartString.slowToString();
-      } else {
-        return _library.libraryTag.name.toString();
-      }
-    } else {
-      // Use the file name as script name.
-      String path = _library.uri.path;
-      return path.substring(path.lastIndexOf('/') + 1);
-    }
-  }
-
-  String get qualifiedName => simpleName;
-
-  void _ensureClasses() {
-    if (_classes == null) {
-      _classes = <String, ClassMirror>{};
-      _library.forEachLocalMember((Element e) {
-        if (e.isClass()) {
-          ClassElement classElement = e;
-          classElement.ensureResolved(mirrors.compiler);
-          var type = new Dart2JsClassMirror.fromLibrary(this, classElement);
-          assert(invariant(_library, !_classes.containsKey(type.simpleName),
-              message: "Type name '${type.simpleName}' "
-                       "is not unique in $_library."));
-          _classes[type.simpleName] = type;
-        } else if (e.isTypedef()) {
-          var type = new Dart2JsTypedefMirror.fromLibrary(this,
-              e.computeType(mirrors.compiler));
-          assert(invariant(_library, !_classes.containsKey(type.simpleName),
-              message: "Type name '${type.simpleName}' "
-                       "is not unique in $_library."));
-          _classes[type.simpleName] = type;
-        }
-      });
-    }
-  }
-
-  void _ensureMembers() {
-    if (_members == null) {
-      _members = <String, MemberMirror>{};
-      _library.forEachLocalMember((Element e) {
-        if (!e.isClass() && !e.isTypedef()) {
-          for (var member in _convertElementMemberToMemberMirrors(this, e)) {
-            assert(!_members.containsKey(member.simpleName));
-            _members[member.simpleName] = member;
-          }
-        }
-      });
-    }
-  }
-
-  Map<String, ClassMirror> get classes {
-    _ensureClasses();
-    return new ImmutableMapWrapper<String, ClassMirror>(_classes);
-  }
-
-  SourceLocation get location {
-    var script = _library.getCompilationUnit().script;
-    SourceSpan span;
-    if (_library.libraryTag != null) {
-      span = mirrors.compiler.spanFromNode(_library.libraryTag, script.uri);
-    } else {
-      span = new SourceSpan(script.uri, 0, 0);
-    }
-    return new Dart2JsSourceLocation(script, span);
-  }
-}
-
-class Dart2JsSourceLocation implements SourceLocation {
-  final Script _script;
-  final SourceSpan _span;
-  int _line;
-  int _column;
-
-  Dart2JsSourceLocation(this._script, this._span);
-
-  int _computeLine() {
-    var sourceFile = _script.file as SourceFile;
-    if (sourceFile != null) {
-      return sourceFile.getLine(offset) + 1;
-    }
-    var index = 0;
-    var lineNumber = 0;
-    while (index <= offset && index < sourceText.length) {
-      index = sourceText.indexOf('\n', index) + 1;
-      if (index <= 0) break;
-      lineNumber++;
-    }
-    return lineNumber;
-  }
-
-  int get line {
-    if (_line == null) {
-      _line = _computeLine();
-    }
-    return _line;
-  }
-
-  int _computeColumn() {
-    if (length == 0) return 0;
-
-    var sourceFile = _script.file as SourceFile;
-    if (sourceFile != null) {
-      return sourceFile.getColumn(sourceFile.getLine(offset), offset) + 1;
-    }
-    int index = offset - 1;
-    var columnNumber = 0;
-    while (0 <= index && index < sourceText.length) {
-      columnNumber++;
-      var charCode = sourceText.charCodeAt(index);
-      if (charCode == $CR || charCode == $LF) {
-        break;
-      }
-      index--;
-    }
-    return columnNumber;
-  }
-
-  int get column {
-    if (_column == null) {
-      _column = _computeColumn();
-    }
-    return _column;
-  }
-
-  int get offset => _span.begin;
-
-  int get length => _span.end - _span.begin;
-
-  String get text => _script.text.substring(_span.begin, _span.end);
-
-  Uri get sourceUri => _script.uri;
-
-  String get sourceText => _script.text;
-}
-
-class Dart2JsParameterMirror extends Dart2JsMemberMirror
-    implements ParameterMirror {
-  final MethodMirror _method;
-  final bool isOptional;
-  final bool isNamed;
-
-  factory Dart2JsParameterMirror(Dart2JsMirrorSystem system,
-                                 MethodMirror method,
-                                 VariableElement element,
-                                 bool isOptional,
-                                 bool isNamed) {
-    if (element is FieldParameterElement) {
-      return new Dart2JsFieldParameterMirror(system,
-          method, element, isOptional, isNamed);
-    }
-    return new Dart2JsParameterMirror._normal(system,
-        method, element, isOptional, isNamed);
-  }
-
-  Dart2JsParameterMirror._normal(Dart2JsMirrorSystem system,
-                         this._method,
-                         VariableElement element,
-                         this.isOptional,
-                         this.isNamed)
-    : super(system, element);
-
-  DeclarationMirror get owner => _method;
-
-  VariableElement get _variableElement => _element;
-
-  String get qualifiedName => '${_method.qualifiedName}#${simpleName}';
-
-  TypeMirror get type => _convertTypeToTypeMirror(mirrors,
-      _variableElement.computeType(mirrors.compiler),
-      mirrors.compiler.types.dynamicType,
-      _variableElement.variables.functionSignature);
-
-
-  bool get isFinal => false;
-
-  bool get isConst => false;
-
-  String get defaultValue {
-    if (hasDefaultValue) {
-      SendSet expression = _variableElement.cachedNode.asSendSet();
-      return unparse(expression.arguments.head);
-    }
-    return null;
-  }
-
-  bool get hasDefaultValue {
-    return _variableElement.cachedNode != null &&
-        _variableElement.cachedNode is SendSet;
-  }
-
-  bool get isInitializingFormal => false;
-
-  VariableMirror get initializedField => null;
-}
-
-class Dart2JsFieldParameterMirror extends Dart2JsParameterMirror {
-
-  Dart2JsFieldParameterMirror(Dart2JsMirrorSystem system,
-                              MethodMirror method,
-                              FieldParameterElement element,
-                              bool isOptional,
-                              bool isNamed)
-      : super._normal(system, method, element, isOptional, isNamed);
-
-  FieldParameterElement get _fieldParameterElement => _element;
-
-  TypeMirror get type {
-    if (_fieldParameterElement.variables.cachedNode.type != null) {
-      return super.type;
-    }
-    return _convertTypeToTypeMirror(mirrors,
-      _fieldParameterElement.fieldElement.computeType(mirrors.compiler),
-      mirrors.compiler.types.dynamicType,
-      _variableElement.variables.functionSignature);
-  }
-
-  bool get isInitializingFormal => true;
-
-  VariableMirror get initializedField => new Dart2JsFieldMirror(
-      _method.owner, _fieldParameterElement.fieldElement);
-}
-
-//------------------------------------------------------------------------------
-// Declarations
-//------------------------------------------------------------------------------
-class Dart2JsClassMirror extends Dart2JsContainerMirror
-    implements Dart2JsTypeMirror, ClassMirror {
-  final Dart2JsLibraryMirror library;
-  List<TypeVariableMirror> _typeVariables;
-
-  Dart2JsClassMirror(Dart2JsMirrorSystem system, ClassElement _class)
-      : this.library = system._getLibrary(_class.getLibrary()),
-        super(system, _class);
-
-  ClassElement get _class => _element;
-
-  Dart2JsClassMirror.fromLibrary(Dart2JsLibraryMirror library,
-                                 ClassElement _class)
-      : this.library = library,
-        super(library.mirrors, _class);
-
-  DeclarationMirror get owner => library;
-
-  String get qualifiedName => '${library.qualifiedName}.${simpleName}';
-
-  SourceLocation get location {
-    if (_class is PartialClassElement) {
-      var node = _class.parseNode(mirrors.compiler);
-      if (node != null) {
-        var script = _class.getCompilationUnit().script;
-        var span = mirrors.compiler.spanFromNode(node, script.uri);
-        return new Dart2JsSourceLocation(script, span);
-      }
-    }
-    return super.location;
-  }
-
-  void _ensureMembers() {
-    if (_members == null) {
-      _members = <String, Dart2JsMemberMirror>{};
-      _class.forEachMember((_, e) {
-        for (var member in _convertElementMemberToMemberMirrors(this, e)) {
-          assert(!_members.containsKey(member.simpleName));
-          _members[member.simpleName] = member;
-        }
-      });
-    }
-  }
-
-  Map<String, MethodMirror> get methods => functions;
-
-  Map<String, MethodMirror> get constructors {
-    _ensureMembers();
-    return new AsFilteredImmutableMap<String, MemberMirror, MethodMirror>(
-        _members, (m) => m.isConstructor ? m : null);
-  }
-
-  bool get isObject => _class == mirrors.compiler.objectClass;
-
-  bool get isDynamic => false;
-
-  bool get isVoid => false;
-
-  bool get isTypeVariable => false;
-
-  bool get isTypedef => false;
-
-  bool get isFunction => false;
-
-  ClassMirror get originalDeclaration => this;
-
-  ClassMirror get superclass {
-    if (_class.supertype != null) {
-      return new Dart2JsInterfaceTypeMirror(mirrors, _class.supertype);
-    }
-    return null;
-  }
-
-  List<ClassMirror> get superinterfaces {
-    var list = <ClassMirror>[];
-    Link<DartType> link = _class.interfaces;
-    while (!link.isEmpty) {
-      var type = _convertTypeToTypeMirror(mirrors, link.head,
-                                          mirrors.compiler.types.dynamicType);
-      list.add(type);
-      link = link.tail;
-    }
-    return list;
-  }
-
-  bool get isClass => !_class.isInterface();
-
-  bool get isInterface => _class.isInterface();
-
-  bool get isAbstract => _class.modifiers.isAbstract();
-
-  bool get isOriginalDeclaration => true;
-
-  List<TypeMirror> get typeArguments {
-    throw new UnsupportedError(
-        'Declarations do not have type arguments');
-  }
-
-  List<TypeVariableMirror> get typeVariables {
-    if (_typeVariables == null) {
-      _typeVariables = <TypeVariableMirror>[];
-      _class.ensureResolved(mirrors.compiler);
-      for (TypeVariableType typeVariable in _class.typeVariables) {
-        _typeVariables.add(
-            new Dart2JsTypeVariableMirror(mirrors, typeVariable));
-      }
-    }
-    return _typeVariables;
-  }
-
-  /**
-   * Returns the default type for this interface.
-   */
-  ClassMirror get defaultFactory {
-    if (_class.defaultClass != null) {
-      return new Dart2JsInterfaceTypeMirror(mirrors, _class.defaultClass);
-    }
-    return null;
-  }
-
-  bool operator ==(Object other) {
-    if (identical(this, other)) {
-      return true;
-    }
-    if (other is! ClassMirror) {
-      return false;
-    }
-    if (library != other.library) {
-      return false;
-    }
-    if (!identical(isOriginalDeclaration, other.isOriginalDeclaration)) {
-      return false;
-    }
-    return qualifiedName == other.qualifiedName;
-  }
-}
-
-class Dart2JsTypedefMirror extends Dart2JsTypeElementMirror
-    implements Dart2JsTypeMirror, TypedefMirror {
-  final Dart2JsLibraryMirror _library;
-  List<TypeVariableMirror> _typeVariables;
-  TypeMirror _definition;
-
-  Dart2JsTypedefMirror(Dart2JsMirrorSystem system, TypedefType _typedef)
-      : this._library = system._getLibrary(_typedef.element.getLibrary()),
-        super(system, _typedef);
-
-  Dart2JsTypedefMirror.fromLibrary(Dart2JsLibraryMirror library,
-                                   TypedefType _typedef)
-      : this._library = library,
-        super(library.mirrors, _typedef);
-
-  TypedefType get _typedef => _type;
-
-  String get qualifiedName => '${library.qualifiedName}.${simpleName}';
-
-  SourceLocation get location {
-    var node = _typedef.element.parseNode(_diagnosticListener);
-    if (node != null) {
-      var script = _typedef.element.getCompilationUnit().script;
-      var span = mirrors.compiler.spanFromNode(node, script.uri);
-      return new Dart2JsSourceLocation(script, span);
-    }
-    return super.location;
-  }
-
-  LibraryMirror get library => _library;
-
-  bool get isTypedef => true;
-
-  List<TypeMirror> get typeArguments {
-    throw new UnsupportedError(
-        'Declarations do not have type arguments');
-  }
-
-  List<TypeVariableMirror> get typeVariables {
-    if (_typeVariables == null) {
-      _typeVariables = <TypeVariableMirror>[];
-      for (TypeVariableType typeVariable in _typedef.typeArguments) {
-        _typeVariables.add(
-            new Dart2JsTypeVariableMirror(mirrors, typeVariable));
-      }
-    }
-    return _typeVariables;
-  }
-
-  TypeMirror get value {
-    if (_definition == null) {
-      // TODO(johnniwinther): Should be [ensureResolved].
-      mirrors.compiler.resolveTypedef(_typedef.element);
-      _definition = _convertTypeToTypeMirror(
-          mirrors,
-          _typedef.element.alias,
-          mirrors.compiler.types.dynamicType,
-          _typedef.element.functionSignature);
-    }
-    return _definition;
-  }
-
-  ClassMirror get originalDeclaration => this;
-
-  // TODO(johnniwinther): How should a typedef respond to these?
-  ClassMirror get superclass => null;
-
-  List<ClassMirror> get superinterfaces => const <ClassMirror>[];
-
-  bool get isClass => false;
-
-  bool get isInterface => false;
-
-  bool get isOriginalDeclaration => true;
-
-  bool get isAbstract => false;
-}
-
-class Dart2JsTypeVariableMirror extends Dart2JsTypeElementMirror
-    implements TypeVariableMirror {
-  final TypeVariableType _typeVariableType;
-  ClassMirror _declarer;
-
-  Dart2JsTypeVariableMirror(Dart2JsMirrorSystem system,
-                            TypeVariableType typeVariableType)
-    : this._typeVariableType = typeVariableType,
-      super(system, typeVariableType) {
-      assert(_typeVariableType != null);
-  }
-
-
-  String get qualifiedName => '${declarer.qualifiedName}.${simpleName}';
-
-  ClassMirror get declarer {
-    if (_declarer == null) {
-      if (_typeVariableType.element.enclosingElement.isClass()) {
-        _declarer = new Dart2JsClassMirror(mirrors,
-            _typeVariableType.element.enclosingElement);
-      } else if (_typeVariableType.element.enclosingElement.isTypedef()) {
-        _declarer = new Dart2JsTypedefMirror(mirrors,
-            _typeVariableType.element.enclosingElement.computeType(
-                mirrors.compiler));
-      }
-    }
-    return _declarer;
-  }
-
-  LibraryMirror get library => declarer.library;
-
-  DeclarationMirror get owner => declarer;
-
-  bool get isTypeVariable => true;
-
-  TypeMirror get upperBound => _convertTypeToTypeMirror(
-      mirrors,
-      _typeVariableType.element.bound,
-      mirrors.compiler.objectClass.computeType(mirrors.compiler));
-
-  bool operator ==(Object other) {
-    if (identical(this, other)) {
-      return true;
-    }
-    if (other is! TypeVariableMirror) {
-      return false;
-    }
-    if (declarer != other.declarer) {
-      return false;
-    }
-    return qualifiedName == other.qualifiedName;
-  }
-}
-
-
-//------------------------------------------------------------------------------
-// Types
-//------------------------------------------------------------------------------
-
-abstract class Dart2JsTypeElementMirror extends Dart2JsProxyMirror
-    implements Dart2JsTypeMirror {
-  final DartType _type;
-
-  Dart2JsTypeElementMirror(Dart2JsMirrorSystem system, this._type)
-    : super(system);
-
-  String get simpleName => _type.name.slowToString();
-
-  SourceLocation get location {
-    var script = _type.element.getCompilationUnit().script;
-    return new Dart2JsSourceLocation(script,
-        mirrors.compiler.spanFromElement(_type.element));
-  }
-
-  DeclarationMirror get owner => library;
-
-  LibraryMirror get library {
-    return mirrors._getLibrary(_type.element.getLibrary());
-  }
-
-  bool get isObject => false;
-
-  bool get isVoid => false;
-
-  bool get isDynamic => false;
-
-  bool get isTypeVariable => false;
-
-  bool get isTypedef => false;
-
-  bool get isFunction => false;
-
-  String toString() => _type.element.toString();
-
-  Map<String, MemberMirror> get members => const <String, MemberMirror>{};
-
-  Map<String, MethodMirror> get constructors => const <String, MethodMirror>{};
-
-  Map<String, MethodMirror> get methods => const <String, MethodMirror>{};
-
-  Map<String, MethodMirror> get getters => const <String, MethodMirror>{};
-
-  Map<String, MethodMirror> get setters => const <String, MethodMirror>{};
-
-  Map<String, VariableMirror> get variables => const <String, VariableMirror>{};
-
-  ClassMirror get defaultFactory => null;
-}
-
-class Dart2JsInterfaceTypeMirror extends Dart2JsTypeElementMirror
-    implements ClassMirror {
-  List<TypeMirror> _typeArguments;
-
-  Dart2JsInterfaceTypeMirror(Dart2JsMirrorSystem system,
-                             InterfaceType interfaceType)
-      : super(system, interfaceType);
-
-  InterfaceType get _interfaceType => _type;
-
-  String get qualifiedName => originalDeclaration.qualifiedName;
-
-  // TODO(johnniwinther): Substitute type arguments for type variables.
-  Map<String, MemberMirror> get members => originalDeclaration.members;
-
-  bool get isObject => mirrors.compiler.objectClass == _type.element;
-
-  bool get isDynamic => mirrors.compiler.dynamicClass == _type.element;
-
-  ClassMirror get originalDeclaration
-      => new Dart2JsClassMirror(mirrors, _type.element);
-
-  // TODO(johnniwinther): Substitute type arguments for type variables.
-  ClassMirror get superclass => originalDeclaration.superclass;
-
-  // TODO(johnniwinther): Substitute type arguments for type variables.
-  List<ClassMirror> get superinterfaces => originalDeclaration.superinterfaces;
-
-  bool get isClass => originalDeclaration.isClass;
-
-  bool get isInterface => originalDeclaration.isInterface;
-
-  bool get isAbstract => originalDeclaration.isAbstract;
-
-  bool get isPrivate => originalDeclaration.isPrivate;
-
-  bool get isOriginalDeclaration => false;
-
-  List<TypeMirror> get typeArguments {
-    if (_typeArguments == null) {
-      _typeArguments = <TypeMirror>[];
-      Link<DartType> type = _interfaceType.arguments;
-      while (type != null && type.head != null) {
-        _typeArguments.add(_convertTypeToTypeMirror(mirrors, type.head,
-            mirrors.compiler.types.dynamicType));
-        type = type.tail;
-      }
-    }
-    return _typeArguments;
-  }
-
-  List<TypeVariableMirror> get typeVariables =>
-      originalDeclaration.typeVariables;
-
-  // TODO(johnniwinther): Substitute type arguments for type variables.
-  Map<String, MethodMirror> get constructors =>
-      originalDeclaration.constructors;
-
-  // TODO(johnniwinther): Substitute type arguments for type variables.
-  Map<String, MethodMirror> get methods => originalDeclaration.methods;
-
-  // TODO(johnniwinther): Substitute type arguments for type variables.
-  Map<String, MethodMirror> get setters => originalDeclaration.setters;
-
-  // TODO(johnniwinther): Substitute type arguments for type variables.
-  Map<String, MethodMirror> get getters => originalDeclaration.getters;
-
-  // TODO(johnniwinther): Substitute type arguments for type variables.
-  Map<String, VariableMirror> get variables => originalDeclaration.variables;
-
-  // TODO(johnniwinther): Substitute type arguments for type variables?
-  ClassMirror get defaultFactory => originalDeclaration.defaultFactory;
-
-  bool operator ==(Object other) {
-    if (identical(this, other)) {
-      return true;
-    }
-    if (other is! ClassMirror) {
-      return false;
-    }
-    if (other.isOriginalDeclaration) {
-      return false;
-    }
-    if (originalDeclaration != other.originalDeclaration) {
-      return false;
-    }
-    var thisTypeArguments = typeArguments.iterator();
-    var otherTypeArguments = other.typeArguments.iterator();
-    while (thisTypeArguments.hasNext && otherTypeArguments.hasNext) {
-      if (thisTypeArguments.next() != otherTypeArguments.next()) {
-        return false;
-      }
-    }
-    return !thisTypeArguments.hasNext && !otherTypeArguments.hasNext;
-  }
-}
-
-
-class Dart2JsFunctionTypeMirror extends Dart2JsTypeElementMirror
-    implements FunctionTypeMirror {
-  final FunctionSignature _functionSignature;
-  List<ParameterMirror> _parameters;
-
-  Dart2JsFunctionTypeMirror(Dart2JsMirrorSystem system,
-                             FunctionType functionType, this._functionSignature)
-      : super(system, functionType) {
-    assert (_functionSignature != null);
-  }
-
-  FunctionType get _functionType => _type;
-
-  // TODO(johnniwinther): Is this the qualified name of a function type?
-  String get qualifiedName => originalDeclaration.qualifiedName;
-
-  // TODO(johnniwinther): Substitute type arguments for type variables.
-  Map<String, MemberMirror> get members {
-    var method = callMethod;
-    if (method != null) {
-      var map = new Map<String, MemberMirror>.from(
-          originalDeclaration.members);
-      var name = method.qualifiedName;
-      assert(!map.containsKey(name));
-      map[name] = method;
-      return new ImmutableMapWrapper<String, MemberMirror>(map);
-    }
-    return originalDeclaration.members;
-  }
-
-  bool get isFunction => true;
-
-  MethodMirror get callMethod => _convertElementMethodToMethodMirror(
-      mirrors._getLibrary(_functionType.element.getLibrary()),
-      _functionType.element);
-
-  ClassMirror get originalDeclaration
-      => new Dart2JsClassMirror(mirrors, mirrors.compiler.functionClass);
-
-  // TODO(johnniwinther): Substitute type arguments for type variables.
-  ClassMirror get superclass => originalDeclaration.superclass;
-
-  // TODO(johnniwinther): Substitute type arguments for type variables.
-  List<ClassMirror> get superinterfaces => originalDeclaration.superinterfaces;
-
-  bool get isClass => originalDeclaration.isClass;
-
-  bool get isInterface => originalDeclaration.isInterface;
-
-  bool get isPrivate => originalDeclaration.isPrivate;
-
-  bool get isOriginalDeclaration => false;
-
-  bool get isAbstract => false;
-
-  List<TypeMirror> get typeArguments => const <TypeMirror>[];
-
-  List<TypeVariableMirror> get typeVariables =>
-      originalDeclaration.typeVariables;
-
-  TypeMirror get returnType {
-    return _convertTypeToTypeMirror(mirrors, _functionType.returnType,
-                                    mirrors.compiler.types.dynamicType);
-  }
-
-  List<ParameterMirror> get parameters {
-    if (_parameters == null) {
-      _parameters = _parametersFromFunctionSignature(mirrors, callMethod,
-                                                     _functionSignature);
-    }
-    return _parameters;
-  }
-}
-
-class Dart2JsVoidMirror extends Dart2JsTypeElementMirror {
-
-  Dart2JsVoidMirror(Dart2JsMirrorSystem system, VoidType voidType)
-      : super(system, voidType);
-
-  VoidType get _voidType => _type;
-
-  String get qualifiedName => simpleName;
-
-  /**
-   * The void type has no location.
-   */
-  SourceLocation get location => null;
-
-  /**
-   * The void type has no library.
-   */
-  LibraryMirror get library => null;
-
-  bool get isVoid => true;
-
-  bool operator ==(Object other) {
-    if (identical(this, other)) {
-      return true;
-    }
-    if (other is! TypeMirror) {
-      return false;
-    }
-    return other.isVoid;
-  }
-}
-
-
-class Dart2JsDynamicMirror extends Dart2JsTypeElementMirror {
-  Dart2JsDynamicMirror(Dart2JsMirrorSystem system, InterfaceType voidType)
-      : super(system, voidType);
-
-  InterfaceType get _dynamicType => _type;
-
-  String get qualifiedName => simpleName;
-
-  /**
-   * The dynamic type has no location.
-   */
-  SourceLocation get location => null;
-
-  /**
-   * The dynamic type has no library.
-   */
-  LibraryMirror get library => null;
-
-  bool get isDynamic => true;
-
-  bool operator ==(Object other) {
-    if (identical(this, other)) {
-      return true;
-    }
-    if (other is! TypeMirror) {
-      return false;
-    }
-    return other.isDynamic;
-  }
-}
-
-//------------------------------------------------------------------------------
-// Member mirrors implementation.
-//------------------------------------------------------------------------------
-
-class Dart2JsMethodMirror extends Dart2JsMemberMirror
-    implements MethodMirror {
-  final Dart2JsContainerMirror _objectMirror;
-  String _simpleName;
-  String _displayName;
-  String _constructorName;
-  String _operatorName;
-  Dart2JsMethodKind _kind;
-
-  Dart2JsMethodMirror(Dart2JsContainerMirror objectMirror,
-                      FunctionElement function)
-      : this._objectMirror = objectMirror,
-        super(objectMirror.mirrors, function) {
-    _simpleName = _element.name.slowToString();
-    if (_function.kind == ElementKind.GETTER) {
-      _kind = Dart2JsMethodKind.GETTER;
-      _displayName = _simpleName;
-    } else if (_function.kind == ElementKind.SETTER) {
-      _kind = Dart2JsMethodKind.SETTER;
-      _displayName = _simpleName;
-      _simpleName = '$_simpleName=';
-    } else if (_function.kind == ElementKind.GENERATIVE_CONSTRUCTOR) {
-      // TODO(johnniwinther): Support detection of redirecting constructors.
-      _constructorName = '';
-      int dollarPos = _simpleName.indexOf('\$');
-      if (dollarPos != -1) {
-        _constructorName = _simpleName.substring(dollarPos + 1);
-        _simpleName = _simpleName.substring(0, dollarPos);
-        // Simple name is TypeName.constructorName.
-        _simpleName = '$_simpleName.$_constructorName';
-      } else {
-        // Simple name is TypeName.
-      }
-      if (_function.modifiers.isConst()) {
-        _kind = Dart2JsMethodKind.CONST;
-      } else {
-        _kind = Dart2JsMethodKind.GENERATIVE;
-      }
-      _displayName = _simpleName;
-    } else if (_function.modifiers.isFactory()) {
-      _kind = Dart2JsMethodKind.FACTORY;
-      _constructorName = '';
-      int dollarPos = _simpleName.indexOf('\$');
-      if (dollarPos != -1) {
-        _constructorName = _simpleName.substring(dollarPos+1);
-        _simpleName = _simpleName.substring(0, dollarPos);
-        _simpleName = '$_simpleName.$_constructorName';
-      }
-      // Simple name is TypeName.constructorName.
-      _displayName = _simpleName;
-    } else if (_simpleName == 'negate') {
-      _kind = Dart2JsMethodKind.OPERATOR;
-      _operatorName = '-';
-      // Simple name is 'unary-'.
-      _simpleName = Mirror.UNARY_MINUS;
-      // Display name is 'operator operatorName'.
-      _displayName = 'operator -';
-    } else if (_simpleName.startsWith('operator\$')) {
-      String str = _simpleName.substring(9);
-      _simpleName = 'operator';
-      _kind = Dart2JsMethodKind.OPERATOR;
-      _operatorName = _getOperatorFromOperatorName(str);
-      // Simple name is 'operator operatorName'.
-      _simpleName = _operatorName;
-      // Display name is 'operator operatorName'.
-      _displayName = 'operator $_operatorName';
-    } else {
-      _kind = Dart2JsMethodKind.REGULAR;
-      _displayName = _simpleName;
-    }
-  }
-
-  FunctionElement get _function => _element;
-
-  String get simpleName => _simpleName;
-
-  String get displayName => _displayName;
-
-  String get qualifiedName
-      => '${owner.qualifiedName}.$simpleName';
-
-  DeclarationMirror get owner => _objectMirror;
-
-  bool get isTopLevel => _objectMirror is LibraryMirror;
-
-  bool get isConstructor
-      => isGenerativeConstructor || isConstConstructor ||
-         isFactoryConstructor || isRedirectingConstructor;
-
-  bool get isMethod => !isConstructor;
-
-  bool get isPrivate =>
-      isConstructor ? _isPrivate(constructorName) : _isPrivate(simpleName);
-
-  bool get isStatic => _function.modifiers.isStatic();
-
-  List<ParameterMirror> get parameters {
-    return _parametersFromFunctionSignature(mirrors, this,
-        _function.computeSignature(mirrors.compiler));
-  }
-
-  TypeMirror get returnType => _convertTypeToTypeMirror(
-      mirrors, _function.computeSignature(mirrors.compiler).returnType,
-      mirrors.compiler.types.dynamicType);
-
-  bool get isAbstract => _function.isAbstract(mirrors.compiler);
-
-  bool get isRegularMethod => !(isGetter || isSetter || isConstructor);
-
-  bool get isConstConstructor => _kind == Dart2JsMethodKind.CONST;
-
-  bool get isGenerativeConstructor => _kind == Dart2JsMethodKind.GENERATIVE;
-
-  bool get isRedirectingConstructor => _kind == Dart2JsMethodKind.REDIRECTING;
-
-  bool get isFactoryConstructor => _kind == Dart2JsMethodKind.FACTORY;
-
-  String get constructorName => _constructorName;
-
-  bool get isGetter => _kind == Dart2JsMethodKind.GETTER;
-
-  bool get isSetter => _kind == Dart2JsMethodKind.SETTER;
-
-  bool get isOperator => _kind == Dart2JsMethodKind.OPERATOR;
-
-  String get operatorName => _operatorName;
-
-  SourceLocation get location {
-    var node = _function.parseNode(_diagnosticListener);
-    if (node != null) {
-      var script = _function.getCompilationUnit().script;
-      var span = mirrors.compiler.spanFromNode(node, script.uri);
-      return new Dart2JsSourceLocation(script, span);
-    }
-    return super.location;
-  }
-
-}
-
-class Dart2JsFieldMirror extends Dart2JsMemberMirror implements VariableMirror {
-  Dart2JsContainerMirror _objectMirror;
-  VariableElement _variable;
-
-  Dart2JsFieldMirror(Dart2JsContainerMirror objectMirror,
-                     VariableElement variable)
-      : this._objectMirror = objectMirror,
-        this._variable = variable,
-        super(objectMirror.mirrors, variable);
-
-  String get qualifiedName
-      => '${owner.qualifiedName}.$simpleName';
-
-  DeclarationMirror get owner => _objectMirror;
-
-  bool get isTopLevel => _objectMirror is LibraryMirror;
-
-  bool get isVariable => true;
-
-  bool get isStatic => _variable.modifiers.isStatic();
-
-  bool get isFinal => _variable.modifiers.isFinal();
-
-  bool get isConst => _variable.modifiers.isConst();
-
-  TypeMirror get type => _convertTypeToTypeMirror(mirrors,
-      _variable.computeType(mirrors.compiler),
-      mirrors.compiler.types.dynamicType);
-
-  SourceLocation get location {
-    var script = _variable.getCompilationUnit().script;
-    var node = _variable.variables.parseNode(_diagnosticListener);
-    if (node != null) {
-      var span = mirrors.compiler.spanFromNode(node, script.uri);
-      return new Dart2JsSourceLocation(script, span);
-    } else {
-      var span = mirrors.compiler.spanFromElement(_variable);
-      return new Dart2JsSourceLocation(script, span);
-    }
-  }
-}
-