Changed @domName annotation in comment to full fledge @DomName annotation.

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

 // Copyright (c) 2012, 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 html;
-
-/// @domName $DOMNAME
+$ANNOTATIONS
 class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC {
 $!MEMBERS
 
 $if DART2JS
-  /** @domName WheelEvent.deltaY */
+  @DomName('WheelEvent.deltaY')
   num get deltaY {
     if (JS('bool', '#.deltaY !== undefined', this)) {
       // W3C WheelEvent
       return this._deltaY;
     } else if (JS('bool', '#.wheelDelta !== undefined', this)) {
       // Chrome and IE
       return this._wheelDelta;
     } else if (JS('bool', '#.detail !== undefined', this)) {
       // Firefox
 
       // Handle DOMMouseScroll case where it uses detail and the axis to
       // differentiate.
       if (JS('bool', '#.axis == MouseScrollEvent.VERTICAL_AXIS', this)) {
         var detail = this._detail;
         // Firefox is normally the number of lines to scale (normally 3)
         // so multiply it by 40 to get pixels to move, matching IE & WebKit.
         if (detail < 100) {
           return detail * 40;
         }
         return detail;
       }
       return 0;
     }
     throw new UnsupportedError(
         'deltaY is not supported');
   }
 
-  /** @domName WheelEvent.deltaX */
+  @DomName('WheelEvent.deltaX')
   num get deltaX {
     if (JS('bool', '#.deltaX !== undefined', this)) {
       // W3C WheelEvent
       return this._deltaX;
     } else if (JS('bool', '#.wheelDeltaX !== undefined', this)) {
       // Chrome
       return this._wheelDeltaX;
     } else if (JS('bool', '#.detail !== undefined', this)) {
       // Firefox and IE.
       // IE will have detail set but will not set axis.
@@ skipping 24 matching lines @@
   }
 
   num get _deltaY => JS('num', '#.deltaY', this);
   num get _deltaX => JS('num', '#.deltaX', this);
   num get _wheelDelta => JS('num', '#.wheelDelta', this);
   num get _wheelDeltaX => JS('num', '#.wheelDeltaX', this);
   num get _detail => JS('num', '#.detail', this);
   int get _deltaMode => JS('int', '#.deltaMode', this);
 
 $else
-  /** @domName WheelEvent.deltaX */
+  @DomName('WheelEvent.deltaX')
   num get deltaX => $dom_wheelDeltaX;
-  /** @domName WheelEvent.deltaY */
+  @DomName('WheelEvent.deltaY')
   num get deltaY => $dom_wheelDeltaY;
-  /** @domName WheelEvent.deltaMode */
+  @DomName('WheelEvent.deltaMode')
   int get deltaMode => 0;
 
 $endif
 }