Make DOMType the root of DOM implementation types.

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

Index: client/dom/generated/src/frog/MouseEvent.dart
diff --git a/client/dom/generated/src/frog/MouseEvent.dart b/client/dom/generated/src/frog/MouseEvent.dart
index 02486577935e193d3f3d14135740b5764d08d1d3..ec691089c36e242739a4827f86e076af22d63a51 100644
--- a/client/dom/generated/src/frog/MouseEvent.dart
+++ b/client/dom/generated/src/frog/MouseEvent.dart
@@ -1,5 +1,5 @@
 
-class MouseEventJS extends UIEventJS implements MouseEvent native "*MouseEvent" {
+class MouseEventJs extends UIEventJs implements MouseEvent native "*MouseEvent" {
 
   bool get altKey() native "return this.altKey;";
 
@@ -11,9 +11,9 @@ class MouseEventJS extends UIEventJS implements MouseEvent native "*MouseEvent"
 
   bool get ctrlKey() native "return this.ctrlKey;";
 
-  ClipboardJS get dataTransfer() native "return this.dataTransfer;";
+  ClipboardJs get dataTransfer() native "return this.dataTransfer;";
 
-  NodeJS get fromElement() native "return this.fromElement;";
+  NodeJs get fromElement() native "return this.fromElement;";
 
   bool get metaKey() native "return this.metaKey;";
 
@@ -21,7 +21,7 @@ class MouseEventJS extends UIEventJS implements MouseEvent native "*MouseEvent"
 
   int get offsetY() native "return this.offsetY;";
 
-  EventTargetJS get relatedTarget() native "return this.relatedTarget;";
+  EventTargetJs get relatedTarget() native "return this.relatedTarget;";
 
   int get screenX() native "return this.screenX;";
 
@@ -29,7 +29,7 @@ class MouseEventJS extends UIEventJS implements MouseEvent native "*MouseEvent"
 
   bool get shiftKey() native "return this.shiftKey;";
 
-  NodeJS get toElement() native "return this.toElement;";
+  NodeJs get toElement() native "return this.toElement;";
 
   int get webkitMovementX() native "return this.webkitMovementX;";
 
@@ -39,5 +39,5 @@ class MouseEventJS extends UIEventJS implements MouseEvent native "*MouseEvent"
 
   int get y() native "return this.y;";
 
-  void initMouseEvent(String type, bool canBubble, bool cancelable, DOMWindowJS view, int detail, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, int button, EventTargetJS relatedTarget) native;
+  void initMouseEvent(String type, bool canBubble, bool cancelable, DOMWindowJs view, int detail, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, int button, EventTargetJs relatedTarget) native;
 }