Remove mouse events from Sky

sky/engine/core/events/WheelEvent.cpp

Index: sky/engine/core/events/WheelEvent.cpp
diff --git a/sky/engine/core/events/WheelEvent.cpp b/sky/engine/core/events/WheelEvent.cpp
deleted file mode 100644
index abdf09065035ff157339d5d63a84f74731d20790..0000000000000000000000000000000000000000
--- a/sky/engine/core/events/WheelEvent.cpp
+++ /dev/null
@@ -1,120 +0,0 @@
-/*
- * Copyright (C) 2001 Peter Kelly (pmk@post.com)
- * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de)
- * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
- * Copyright (C) 2003, 2005, 2006, 2008, 2010 Apple Inc. All rights reserved.
- * 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.
- */
-
-#include "sky/engine/config.h"
-#include "sky/engine/core/events/WheelEvent.h"
-
-#include "sky/engine/platform/PlatformMouseEvent.h"
-#include "sky/engine/platform/PlatformWheelEvent.h"
-
-namespace blink {
-
-WheelEventInit::WheelEventInit()
-    : deltaX(0)
-    , deltaY(0)
-    , deltaZ(0)
-    , wheelDeltaX(0)
-    , wheelDeltaY(0)
-    , deltaMode(WheelEvent::DOM_DELTA_PIXEL)
-{
-}
-
-WheelEvent::WheelEvent()
-    : m_deltaX(0)
-    , m_deltaY(0)
-    , m_deltaZ(0)
-    , m_deltaMode(DOM_DELTA_PIXEL)
-{
-}
-
-WheelEvent::WheelEvent(const AtomicString& type, const WheelEventInit& initializer)
-    : MouseEvent(type, initializer)
-    , m_wheelDelta(initializer.wheelDeltaX ? initializer.wheelDeltaX : -initializer.deltaX, initializer.wheelDeltaY ? initializer.wheelDeltaY : -initializer.deltaY)
-    , m_deltaX(initializer.deltaX ? initializer.deltaX : -initializer.wheelDeltaX)
-    , m_deltaY(initializer.deltaY ? initializer.deltaY : -initializer.wheelDeltaY)
-    , m_deltaZ(initializer.deltaZ)
-    , m_deltaMode(initializer.deltaMode)
-{
-}
-
-WheelEvent::WheelEvent(const FloatPoint& wheelTicks, const FloatPoint& rawDelta, unsigned deltaMode,
-    PassRefPtr<AbstractView> view, const IntPoint& screenLocation, const IntPoint& pageLocation,
-    bool ctrlKey, bool altKey, bool shiftKey, bool metaKey)
-    : MouseEvent(EventTypeNames::wheel, true, true, view, 0, screenLocation.x(), screenLocation.y(),
-        pageLocation.x(), pageLocation.y(), 0, 0, ctrlKey, altKey, shiftKey, metaKey, 0,
-        nullptr, false, PlatformMouseEvent::RealOrIndistinguishable)
-    , m_wheelDelta(wheelTicks.x() * TickMultiplier, wheelTicks.y() * TickMultiplier)
-    , m_deltaX(-rawDelta.x())
-    , m_deltaY(-rawDelta.y())
-    , m_deltaZ(0)
-    , m_deltaMode(deltaMode)
-{
-}
-
-const AtomicString& WheelEvent::interfaceName() const
-{
-    return EventNames::WheelEvent;
-}
-
-bool WheelEvent::isMouseEvent() const
-{
-    return false;
-}
-
-bool WheelEvent::isWheelEvent() const
-{
-    return true;
-}
-
-inline static unsigned deltaMode(const PlatformWheelEvent& event)
-{
-    return event.granularity() == ScrollByPageWheelEvent ? WheelEvent::DOM_DELTA_PAGE : WheelEvent::DOM_DELTA_PIXEL;
-}
-
-PassRefPtr<WheelEventDispatchMediator> WheelEventDispatchMediator::create(const PlatformWheelEvent& event, PassRefPtr<AbstractView> view)
-{
-    return adoptRef(new WheelEventDispatchMediator(event, view));
-}
-
-WheelEventDispatchMediator::WheelEventDispatchMediator(const PlatformWheelEvent& event, PassRefPtr<AbstractView> view)
-{
-    if (!(event.deltaX() || event.deltaY()))
-        return;
-
-    setEvent(WheelEvent::create(FloatPoint(event.wheelTicksX(), event.wheelTicksY()), FloatPoint(event.deltaX(), event.deltaY()),
-        deltaMode(event), view, event.globalPosition(), event.position(),
-        event.ctrlKey(), event.altKey(), event.shiftKey(), event.metaKey()));
-}
-
-WheelEvent* WheelEventDispatchMediator::event() const
-{
-    return toWheelEvent(EventDispatchMediator::event());
-}
-
-bool WheelEventDispatchMediator::dispatchEvent(EventDispatcher* dispatcher) const
-{
-    ASSERT(event());
-    return EventDispatchMediator::dispatchEvent(dispatcher) && !event()->defaultHandled();
-}
-
-} // namespace blink