Removed fixed dependencies

packages/html/lib/src/css_class_set.dart

 // Copyright (c) 2014, 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.
 
 // TODO(jmesserly): everything in this file is copied straight from "dart:html".
 library html.dom.src;
 
 import 'dart:collection';
 import 'package:html/dom.dart';
 
@@ skipping 37 matching lines @@
    * [:CssClassSet:].
    */
   bool get frozen;
 
   /**
    * Determine if this element contains the class [value].
    *
    * This is the Dart equivalent of jQuery's
    * [hasClass](http://api.jquery.com/hasClass/).
    */
-  bool contains(String value);
+  bool contains(Object value);
 
   /**
    * Add the class [value] to element.
    *
    * This is the Dart equivalent of jQuery's
    * [addClass](http://api.jquery.com/addClass/).
    *
    * If this corresponds to one element. Returns true if [value] was added to
    * the set, otherwise false.
    *
@@ skipping 17 matching lines @@
    * [addClass](http://api.jquery.com/addClass/).
    */
   void addAll(Iterable<String> iterable);
 
   /**
    * Remove all classes specified in [iterable] from element.
    *
    * This is the Dart equivalent of jQuery's
    * [removeClass](http://api.jquery.com/removeClass/).
    */
-  void removeAll(Iterable<String> iterable);
+  void removeAll(Iterable<Object> iterable);
 
   /**
    * Toggles all classes specified in [iterable] on element.
    *
    * Iterate through [iterable]'s items, and add it if it is not on it, or
    * remove it if it is. This is the Dart equivalent of jQuery's
    * [toggleClass](http://api.jquery.com/toggleClass/).
    * If [shouldAdd] is true, then we always add all the classes in [iterable]
    * element. If [shouldAdd] is false then we always remove all the classes in
    * [iterable] from the element.
@@ skipping 37 matching lines @@
   Iterator<String> get iterator => readClasses().iterator;
   // interface Iterable - END
 
   // interface Collection - BEGIN
   void forEach(void f(String element)) {
     readClasses().forEach(f);
   }
 
   String join([String separator = ""]) => readClasses().join(separator);
 
-  Iterable map(f(String element)) => readClasses().map(f);
+  Iterable/*<T>*/ map/*<T>*/(/*=T*/ f(String e)) => readClasses().map(f);
 
   Iterable<String> where(bool f(String element)) => readClasses().where(f);
 
-  Iterable expand(Iterable f(String element)) => readClasses().expand(f);
+  Iterable/*<T>*/ expand/*<T>*/(Iterable/*<T>*/ f(String element)) => readClasses().expand(f);
 
   bool every(bool f(String element)) => readClasses().every(f);
 
   bool any(bool f(String element)) => readClasses().any(f);
 
   bool get isEmpty => readClasses().isEmpty;
 
   bool get isNotEmpty => readClasses().isNotEmpty;
 
   int get length => readClasses().length;
 
   String reduce(String combine(String value, String element)) {
     return readClasses().reduce(combine);
   }
 
-  dynamic fold(dynamic initialValue,
-      dynamic combine(dynamic previousValue, String element)) {
+  dynamic/*=T*/ fold/*<T>*/(var/*=T*/ initialValue,
+      dynamic/*=T*/ combine(var/*=T*/ previousValue, String element)) {
     return readClasses().fold(initialValue, combine);
   }
   // interface Collection - END
 
   // interface Set - BEGIN
   /**
    * Determine if this element contains the class [value].
    *
    * This is the Dart equivalent of jQuery's
    * [hasClass](http://api.jquery.com/hasClass/).
    */
-  bool contains(String value) => readClasses().contains(value);
+  bool contains(Object value) => readClasses().contains(value);
 
   /** Lookup from the Set interface. Not interesting for a String set. */
-  String lookup(String value) => contains(value) ? value : null;
+  String lookup(Object value) => contains(value) ? value as String : null;
 
   /**
    * Add the class [value] to element.
    *
    * This is the Dart equivalent of jQuery's
    * [addClass](http://api.jquery.com/addClass/).
    */
   bool add(String value) {
     // TODO - figure out if we need to do any validation here
     // or if the browser natively does enough.
@@ skipping 25 matching lines @@
     // TODO - see comment above about validation.
     modify((s) => s.addAll(iterable));
   }
 
   /**
    * Remove all classes specified in [iterable] from element.
    *
    * This is the Dart equivalent of jQuery's
    * [removeClass](http://api.jquery.com/removeClass/).
    */
-  void removeAll(Iterable<String> iterable) {
+  void removeAll(Iterable<Object> iterable) {
     modify((s) => s.removeAll(iterable));
   }
 
   /**
    * Toggles all classes specified in [iterable] on element.
    *
    * Iterate through [iterable]'s items, and add it if it is not on it, or
    * remove it if it is. This is the Dart equivalent of jQuery's
    * [toggleClass](http://api.jquery.com/toggleClass/).
    * If [shouldAdd] is true, then we always add all the classes in [iterable]
    * element. If [shouldAdd] is false then we always remove all the classes in
    * [iterable] from the element.
    */
   void toggleAll(Iterable<String> iterable, [bool shouldAdd]) {
     iterable.forEach((e) => toggle(e, shouldAdd));
   }
 
-  void retainAll(Iterable<String> iterable) {
+  void retainAll(Iterable<Object> iterable) {
     modify((s) => s.retainAll(iterable));
   }
 
   void removeWhere(bool test(String name)) {
     modify((s) => s.removeWhere(test));
   }
 
   void retainWhere(bool test(String name)) {
     modify((s) => s.retainWhere(test));
   }
 
-  bool containsAll(Iterable<String> collection) =>
+  bool containsAll(Iterable<Object> collection) =>
       readClasses().containsAll(collection);
 
-  Set<String> intersection(Set<String> other) =>
+  Set<String> intersection(Set<Object> other) =>
       readClasses().intersection(other);
 
   Set<String> union(Set<String> other) => readClasses().union(other);
 
-  Set<String> difference(Set<String> other) => readClasses().difference(other);
+  Set<String> difference(Set<Object> other) => readClasses().difference(other);
 
   String get first => readClasses().first;
   String get last => readClasses().last;
   String get single => readClasses().single;
   List<String> toList({bool growable: true}) =>
       readClasses().toList(growable: growable);
   Set<String> toSet() => readClasses().toSet();
   Iterable<String> take(int n) => readClasses().take(n);
   Iterable<String> takeWhile(bool test(String value)) =>
       readClasses().takeWhile(test);
   Iterable<String> skip(int n) => readClasses().skip(n);
   Iterable<String> skipWhile(bool test(String value)) =>
       readClasses().skipWhile(test);
-  dynamic firstWhere(bool test(String value), {Object orElse()}) =>
+  String firstWhere(bool test(String value), {String orElse()}) =>
       readClasses().firstWhere(test, orElse: orElse);
-  dynamic lastWhere(bool test(String value), {Object orElse()}) =>
+  String lastWhere(bool test(String value), {String orElse()}) =>
       readClasses().lastWhere(test, orElse: orElse);
   String singleWhere(bool test(String value)) =>
       readClasses().singleWhere(test);
   String elementAt(int index) => readClasses().elementAt(index);
 
   void clear() {
     modify((s) => s.clear());
   }
   // interface Set - END
 
@@ skipping 20 matching lines @@
    */
   Set<String> readClasses();
 
   /**
    * Join all the elements of a set into one string and write
    * back to the element.
    * This is intended to be overridden by specific implementations.
    */
   void writeClasses(Set<String> s);
 }