Move frog dart:dom from fields to getters/setters.

client/dom/generated/src/frog/HTMLHRElement.dart

Index: client/dom/generated/src/frog/HTMLHRElement.dart
diff --git a/client/dom/generated/src/frog/HTMLHRElement.dart b/client/dom/generated/src/frog/HTMLHRElement.dart
index 9936c267e61c58354f12627a41eb7bdfa5ad4e5f..796794dca5e5a9ae09c81c564dc011f917441130 100644
--- a/client/dom/generated/src/frog/HTMLHRElement.dart
+++ b/client/dom/generated/src/frog/HTMLHRElement.dart
@@ -1,11 +1,19 @@
 
 class HTMLHRElement extends HTMLElement native "*HTMLHRElement" {
 
-  String align;
+  String get align() native "return this.align;";
 
-  bool noShade;
+  void set align(String value) native "this.align = value;";
 
-  String size;
+  bool get noShade() native "return this.noShade;";
 
-  String width;
+  void set noShade(bool value) native "this.noShade = value;";
+
+  String get size() native "return this.size;";
+
+  void set size(String value) native "this.size = value;";
+
+  String get width() native "return this.width;";
+
+  void set width(String value) native "this.width = value;";
 }