don't run dart gen on JS patch code

test/dart_codegen/expect/convert/convert

Index: test/dart_codegen/expect/convert/convert
diff --git a/test/dart_codegen/expect/convert/convert b/test/dart_codegen/expect/convert/convert
index 1832079a4e01272c8b8b49f639901209438d3b69..5fd3affe6bcc3f357ca4c44c855519aa57e5b9e5 100644
--- a/test/dart_codegen/expect/convert/convert
+++ b/test/dart_codegen/expect/convert/convert
@@ -4,8 +4,6 @@ import 'dart:async' as DDC$async$;
 import 'package:dev_compiler/runtime/dart_logging_runtime.dart' as DDC$RT;
 import 'dart:async';
 import 'dart:typed_data';
-import 'dart:_internal' show MappedIterable, ListIterable;
-import 'dart:collection' show Maps, LinkedHashMap;
 part 'ascii.dart';
 part 'byte_conversion.dart';
 part 'chunked_conversion.dart';
@@ -18,249 +16,3 @@ part 'latin1.dart';
 part 'line_splitter.dart';
 part 'string_conversion.dart';
 part 'utf.dart';
-
-_convertJsonToDart(json, reviver(key, value)) {
-  assert(reviver != null);
-  walk(e) {
-    if (JS('bool', '# == null', e) || JS('bool', 'typeof # != "object"', e)) {
-      return e;
-    }
-    if (JS('bool', 'Object.getPrototypeOf(#) === Array.prototype', e)) {
-      for (int i = 0; i < JS('int', '#.length', e); i++) {
-        var item = JS('', '#[#]', e, i);
-        JS('', '#[#]=#', e, i, reviver(i, walk(item)));
-      }
-      return e;
-    }
-    _JsonMap map = new _JsonMap(e);
-    var processed = map._processed;
-    List<String> keys = map._computeKeys();
-    for (int i = 0; i < keys.length; i++) {
-      String key = keys[i];
-      var revived = reviver(key, walk(JS('', '#[#]', e, key)));
-      JS('', '#[#]=#', processed, key, revived);
-    }
-    map._original = processed;
-    return map;
-  }
-  return reviver(null, walk(json));
-}
-_convertJsonToDartLazy(object) {
-  if (object == null) return null;
-  if (JS('bool', 'typeof # != "object"', object)) {
-    return object;
-  }
-  if (JS('bool', 'Object.getPrototypeOf(#) !== Array.prototype', object)) {
-    return new _JsonMap(object);
-  }
-  for (int i = 0; i < JS('int', '#.length', object); i++) {
-    var item = JS('', '#[#]', object, i);
-    JS('', '#[#]=#', object, i, _convertJsonToDartLazy(item));
-  }
-  return object;
-}
-class _JsonMap implements LinkedHashMap {
-  var _original;
-  var _processed = _newJavaScriptObject();
-  var _data = null;
-  _JsonMap(this._original);
-  operator [](key) {
-    if (_isUpgraded) {
-      return _upgradedMap[key];
-    } else if (key is! String) {
-      return null;
-    } else {
-      var result = _getProperty(_processed, DDC$RT.cast(key, dynamic, String,
-          "CastGeneral", """line 173, column 45 of dart:convert: """,
-          key is String, true));
-      if (_isUnprocessed(result)) result = _process(DDC$RT.cast(key, dynamic,
-          String, "CastGeneral", """line 174, column 53 of dart:convert: """,
-          key is String, true));
-      return result;
-    }
-  }
-  int get length => _isUpgraded ? _upgradedMap.length : _computeKeys().length;
-  bool get isEmpty => length == 0;
-  bool get isNotEmpty => length > 0;
-  Iterable get keys {
-    if (_isUpgraded) return _upgradedMap.keys;
-    return new _JsonMapKeyIterable(this);
-  }
-  Iterable get values {
-    if (_isUpgraded) return _upgradedMap.values;
-    return new MappedIterable(_computeKeys(), (each) => this[each]);
-  }
-  operator []=(key, value) {
-    if (_isUpgraded) {
-      _upgradedMap[key] = value;
-    } else if (containsKey(key)) {
-      var processed = _processed;
-      _setProperty(processed, DDC$RT.cast(key, dynamic, String, "CastGeneral",
-              """line 201, column 31 of dart:convert: """, key is String, true),
-          value);
-      var original = _original;
-      if (!identical(original, processed)) {
-        _setProperty(original, DDC$RT.cast(key, dynamic, String, "CastGeneral",
-            """line 204, column 32 of dart:convert: """, key is String,
-            true), null);
-      }
-    } else {
-      _upgrade()[key] = value;
-    }
-  }
-  void addAll(Map other) {
-    other.forEach((key, value) {
-      this[key] = value;
-    });
-  }
-  bool containsValue(value) {
-    if (_isUpgraded) return _upgradedMap.containsValue(value);
-    List<String> keys = _computeKeys();
-    for (int i = 0; i < keys.length; i++) {
-      String key = keys[i];
-      if (this[key] == value) return true;
-    }
-    return false;
-  }
-  bool containsKey(key) {
-    if (_isUpgraded) return _upgradedMap.containsKey(key);
-    if (key is! String) return false;
-    return _hasProperty(_original, DDC$RT.cast(key, dynamic, String,
-        "CastGeneral", """line 230, column 36 of dart:convert: """,
-        key is String, true));
-  }
-  putIfAbsent(key, ifAbsent()) {
-    if (containsKey(key)) return this[key];
-    var value = ifAbsent();
-    this[key] = value;
-    return value;
-  }
-  remove(Object key) {
-    if (!_isUpgraded && !containsKey(key)) return null;
-    return _upgrade().remove(key);
-  }
-  void clear() {
-    if (_isUpgraded) {
-      _upgradedMap.clear();
-    } else {
-      if (_data != null) {
-        _data.clear();
-      }
-      _original = _processed = null;
-      _data = {};
-    }
-  }
-  void forEach(void f(key, value)) {
-    if (_isUpgraded) return _upgradedMap.forEach(f);
-    List<String> keys = _computeKeys();
-    for (int i = 0; i < keys.length; i++) {
-      String key = keys[i];
-      var value = _getProperty(_processed, key);
-      if (_isUnprocessed(value)) {
-        value = _convertJsonToDartLazy(_getProperty(_original, key));
-        _setProperty(_processed, key, value);
-      }
-      f(key, value);
-      if (!identical(keys, _data)) {
-        throw new ConcurrentModificationError(this);
-      }
-    }
-  }
-  String toString() => Maps.mapToString(this);
-  bool get _isUpgraded => _processed == null;
-  Map get _upgradedMap {
-    assert(_isUpgraded);
-    return ((__x32) => DDC$RT.cast(__x32, dynamic,
-        DDC$RT.type((Map<dynamic, dynamic> _) {}), "CastGeneral",
-        """line 299, column 12 of dart:convert: """,
-        __x32 is Map<dynamic, dynamic>, true))(JS('LinkedHashMap', '#', _data));
-  }
-  List<String> _computeKeys() {
-    assert(!_isUpgraded);
-    List keys = DDC$RT.cast(_data, dynamic, DDC$RT.type((List<dynamic> _) {}),
-        "CastGeneral", """line 304, column 17 of dart:convert: """,
-        _data is List<dynamic>, true);
-    if (keys == null) {
-      keys = _data = _getPropertyNames(_original);
-    }
-    return ((__x33) => DDC$RT.cast(__x33, dynamic,
-        DDC$RT.type((List<String> _) {}), "CastGeneral",
-        """line 308, column 12 of dart:convert: """, __x33 is List<String>,
-        false))(JS('JSExtendableArray', '#', keys));
-  }
-  Map _upgrade() {
-    if (_isUpgraded) return _upgradedMap;
-    Map result = {};
-    List<String> keys = _computeKeys();
-    for (int i = 0; i < keys.length; i++) {
-      String key = keys[i];
-      result[key] = this[key];
-    }
-    if (keys.isEmpty) {
-      keys.add(null);
-    } else {
-      keys.clear();
-    }
-    _original = _processed = null;
-    _data = result;
-    assert(_isUpgraded);
-    return result;
-  }
-  _process(String key) {
-    if (!_hasProperty(_original, key)) return null;
-    var result = _convertJsonToDartLazy(_getProperty(_original, key));
-    return _setProperty(_processed, key, result);
-  }
-  static bool _hasProperty(object, String key) => ((__x34) => DDC$RT.cast(__x34,
-          dynamic, bool, "CastGeneral",
-          """line 352, column 10 of dart:convert: """, __x34 is bool, true))(
-      JS('bool', 'Object.prototype.hasOwnProperty.call(#,#)', object, key));
-  static _getProperty(object, String key) => JS('', '#[#]', object, key);
-  static _setProperty(object, String key, value) =>
-      JS('', '#[#]=#', object, key, value);
-  static List _getPropertyNames(object) => ((__x35) => DDC$RT.cast(__x35,
-      dynamic, DDC$RT.type((List<dynamic> _) {}), "CastGeneral",
-      """line 358, column 10 of dart:convert: """, __x35 is List<dynamic>,
-      true))(JS('JSExtendableArray', 'Object.keys(#)', object));
-  static bool _isUnprocessed(object) => ((__x36) => DDC$RT.cast(__x36, dynamic,
-      bool, "CastGeneral", """line 360, column 10 of dart:convert: """,
-      __x36 is bool, true))(JS('bool', 'typeof(#)=="undefined"', object));
-  static _newJavaScriptObject() => JS('=Object', 'Object.create(null)');
-}
-class _JsonMapKeyIterable extends ListIterable {
-  final _JsonMap _parent;
-  _JsonMapKeyIterable(this._parent);
-  int get length => _parent.length;
-  String elementAt(int index) {
-    return ((__x37) => DDC$RT.cast(__x37, dynamic, String, "CastGeneral",
-            """line 372, column 12 of dart:convert: """, __x37 is String,
-            true))(_parent._isUpgraded
-        ? _parent.keys.elementAt(index)
-        : _parent._computeKeys()[index]);
-  }
-  Iterator get iterator {
-    return ((__x38) => DDC$RT.cast(__x38, Object,
-            DDC$RT.type((Iterator<dynamic> _) {}), "CastGeneral",
-            """line 380, column 12 of dart:convert: """,
-            __x38 is Iterator<dynamic>, true))(_parent._isUpgraded
-        ? _parent.keys.iterator
-        : _parent._computeKeys().iterator);
-  }
-  bool contains(Object key) => _parent.containsKey(key);
-}
-class _JsonDecoderSink extends _StringSinkConversionSink {
-  final _Reviver _reviver;
-  final Sink<Object> _sink;
-  _JsonDecoderSink(this._reviver, this._sink) : super(new StringBuffer());
-  void close() {
-    super.close();
-    StringBuffer buffer = DDC$RT.cast(_stringSink, StringSink, StringBuffer,
-        "CastGeneral", """line 404, column 27 of dart:convert: """,
-        _stringSink is StringBuffer, true);
-    String accumulated = buffer.toString();
-    buffer.clear();
-    Object decoded = _parseJson(accumulated, _reviver);
-    _sink.add(decoded);
-    _sink.close();
-  }
-}