Fix InvocationMirror->Invocation in _ReturnedDictionary

sdk/lib/html/html_common/conversions_dartium.dart

 part of html_common;
 
 convertDartToNative_PrepareForStructuredClone(value) =>
     new _StructuredCloneDartium().convertDartToNative_PrepareForStructuredClone(value);
 
 convertNativeToDart_AcceptStructuredClone(object, {mustCopy: false}) =>
     new _AcceptStructuredCloneDartium().convertNativeToDart_AcceptStructuredClone(object, mustCopy: mustCopy);
 
 class _StructuredCloneDartium extends _StructuredClone {
   newJsMap() => new js.JsObject(js.context["Object"]);
@@ skipping 85 matching lines @@
   });
   return jsObject;
 }
 
 // Creates a Dart class to allow members of the Map to be fetched (as if getters exist).
 // TODO(terry): Need to use package:js but that's a problem in dart:html. Talk to
 //              Jacob about how to do this properly using dart:js.
 class _ReturnedDictionary {
   Map _values;
 
-  noSuchMethod(InvocationMirror invocation) {
+  noSuchMethod(Invocation invocation) {
     var key = MirrorSystem.getName(invocation.memberName);
     if (invocation.isGetter) {
       return _values[key];
     } else if (invocation.isSetter && key.endsWith('=')) {
       key = key.substring(0, key.length-1);
       _values[key] = invocation.positionalArguments[0];
     }
   }
 
   Map get toMap => _values;
@@ skipping 285 matching lines @@
       {'type': dartClass, 'extends': extendTag != null ? extendTag : "" };
 }
 
 Type getCustomElementType(object) {
   var entry = getCustomElementEntry(object);
   if (entry != null) {
     return entry['type'];
   }
   return null;
 }