Implement PointerEvent#dx

sky/engine/core/events/PointerEvent.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "sky/engine/config.h"
 #include "sky/engine/core/events/PointerEvent.h"
 
 namespace blink {
 
 static AtomicString stringForType(WebInputEvent::Type type)
@@ skipping 37 matching lines @@
     : PointerEvent(AtomicString(), PointerEventInit())
 {
 }
 
 PointerEvent::PointerEvent(const WebPointerEvent& event)
     : Event(stringForType(event.type), true, true)
     , m_pointer(event.pointer)
     , m_kind(stringForKind(event.kind))
     , m_x(event.x)
     , m_y(event.y)
-    , m_dx(event.dx)
-    , m_dy(event.dy)
+    , m_dx(0)
+    , m_dy(0)
     , m_buttons(event.buttons)
     , m_down(false)
     , m_primary(false)
     , m_obscured(false)
     , m_pressure(event.pressure)
     , m_pressureMin(event.pressureMin)
     , m_pressureMax(event.pressureMax)
     , m_distance(event.distance)
     , m_distanceMin(event.distanceMin)
     , m_distanceMax(event.distanceMax)
@@ skipping 28 matching lines @@
     , m_radiusMajor(initializer.radiusMajor)
     , m_radiusMinor(initializer.radiusMinor)
     , m_radiusMin(initializer.radiusMin)
     , m_radiusMax(initializer.radiusMax)
     , m_orientation(initializer.orientation)
     , m_tilt(initializer.tilt)
 {
 }
 
 } // namespace blink