message: Fix wrong DOM_DELTA_* from WheelEvent API
diff: @@ -21,12 +21,21 @@ export class FederatedWheelEvent extends FederatedMouseEvent implements WheelEve
  /** z-axis scroll amount. */
  deltaZ: number;
  + /** Units specified in pixels. */
  + static readonly DOM_DELTA_PIXEL = 0;
  +
  + /** Units specified in pixels. */
  + readonly DOM_DELTA_PIXEL = 0;
  +
  /** Units specified in lines. */
  - DOM_DELTA_LINE = 0;
  + static readonly DOM_DELTA_LINE = 1;
  +
  + /** Units specified in lines. */
  + readonly DOM_DELTA_LINE = 1;
  /** Units specified in pages. */
  - DOM_DELTA_PAGE = 1;
  + static readonly DOM_DELTA_PAGE = 2;
  - /** Units specified in pixels. */
  - DOM_DELTA_PIXEL = 2;
  + /** Units specified in pages. */
  + readonly DOM_DELTA_PAGE = 2;
  }
  