Make DOMType the root of DOM implementation types.

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

Index: client/dom/generated/src/frog/UIEvent.dart
diff --git a/client/dom/generated/src/frog/UIEvent.dart b/client/dom/generated/src/frog/UIEvent.dart
index cc0b8d25d5b5117179fc1813da96829be8a74c91..8b2cae6a41f645bc29ca39bba0a5f45ee3373968 100644
--- a/client/dom/generated/src/frog/UIEvent.dart
+++ b/client/dom/generated/src/frog/UIEvent.dart
@@ -1,5 +1,5 @@
 
-class UIEventJS extends EventJS implements UIEvent native "*UIEvent" {
+class UIEventJs extends EventJs implements UIEvent native "*UIEvent" {
 
   int get charCode() native "return this.charCode;";
 
@@ -15,9 +15,9 @@ class UIEventJS extends EventJS implements UIEvent native "*UIEvent" {
 
   int get pageY() native "return this.pageY;";
 
-  DOMWindowJS get view() native "return this.view;";
+  DOMWindowJs get view() native "return this.view;";
 
   int get which() native "return this.which;";
 
-  void initUIEvent(String type, bool canBubble, bool cancelable, DOMWindowJS view, int detail) native;
+  void initUIEvent(String type, bool canBubble, bool cancelable, DOMWindowJs view, int detail) native;
 }