Remove mouse events from Sky

sky/engine/core/events/WheelEvent.idl

Index: sky/engine/core/events/WheelEvent.idl
diff --git a/sky/engine/core/events/WheelEvent.idl b/sky/engine/core/events/WheelEvent.idl
deleted file mode 100644
index 91fcf88359db23f56fce26661e8302cb7562fe9a..0000000000000000000000000000000000000000
--- a/sky/engine/core/events/WheelEvent.idl
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * Copyright (C) 2006, 2007, 2010 Apple Inc. All rights reserved.
- * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
- * Copyright (C) 2013 Samsung Electronics. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-// Introduced in DOM Level 3:
-[
-    EventConstructor,
-] interface WheelEvent : MouseEvent {
-    // DeltaModeCode
-    const unsigned long              DOM_DELTA_PIXEL = 0x00;
-    const unsigned long              DOM_DELTA_LINE  = 0x01;
-    const unsigned long              DOM_DELTA_PAGE  = 0x02;
-
-    [InitializedByEventConstructor] readonly attribute double deltaX;
-    [InitializedByEventConstructor] readonly attribute double deltaY;
-    [InitializedByEventConstructor] readonly attribute double deltaZ;
-    [InitializedByEventConstructor] readonly attribute unsigned long deltaMode;
-
-    // Non-standard API.
-    [InitializedByEventConstructor, MeasureAs=WheelEventWheelDeltaX] readonly attribute long wheelDeltaX;
-    [InitializedByEventConstructor, MeasureAs=WheelEventWheelDeltaY] readonly attribute long wheelDeltaY;
-    [MeasureAs=WheelEventWheelDelta] readonly attribute long wheelDelta;
-};