Revert "Patched in Dartium JsInterop"

tools/dom/templates/html/impl/impl_SVGElement.darttemplate

 // Copyright (c) 2011, 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.
 
 part of $LIBRARYNAME;
 
 class _AttributeClassSet extends CssClassSetImpl {
   final Element _element;
 
   _AttributeClassSet(this._element);
@@ skipping 40 matching lines @@
     }
     var fragment = parentElement.createFragment(svg, validator: validator,
         treeSanitizer: treeSanitizer);
     return fragment.nodes.where((e) => e is SvgElement).single;
   }
 
   CssClassSet get classes => new _AttributeClassSet(this);
 
   List<Element> get children => new FilteredElementList(this);
 
-  set children(List<Element> value) {
+  void set children(List<Element> value) {
     final children = this.children;
     children.clear();
     children.addAll(value);
   }
 
   String get outerHtml {
     final container = new Element.tag("div");
     final SvgElement cloned = this.clone(true);
     container.children.add(cloned);
     return container.innerHtml;
   }
 
   String get innerHtml {
     final container = new Element.tag("div");
     final SvgElement cloned = this.clone(true);
     container.children.addAll(cloned.children);
     return container.innerHtml;
   }
 
-  set innerHtml(String value) {
+  void set innerHtml(String value) {
     this.setInnerHtml(value);
   }
 
   DocumentFragment createFragment(String svg,
       {NodeValidator validator, NodeTreeSanitizer treeSanitizer}) {
 
     if (treeSanitizer == null) {
       if (validator == null) {
         validator = new NodeValidatorBuilder.common()
           ..allowSvg();
@@ skipping 44 matching lines @@
 
   /**
    * Checks to see if the SVG element type is supported by the current platform.
    *
    * The tag should be a valid SVG element tag name.
    */
   static bool isTagSupported(String tag) {
     var e = new $CLASSNAME.tag(tag);
     return e is $CLASSNAME && !(e is UnknownElement);
   }
-
-$if JSINTEROP
-  set _svgClassName(AnimatedString value) =>
-      _blink.BlinkSVGElement.instance.className_Setter_(unwrap_jso(this), unwrap_jso(value));
-
-  String get className => _svgClassName.baseVal;
-
-  // Unbelievable hack. We can't create an SvgAnimatedString, but we can get
-  // the existing one and change its baseVal. Then we call the blink setter directly
-  // TODO(alanknight): Handle suppressing the SVGAnimated<*> better
-  set className(String s) {
-    var oldClass = _svgClassName;
-    oldClass.baseVal = s;
-    _svgClassName = oldClass;
-  }
-$endif
 $!MEMBERS
 }