Remove Ununsed Input Variable from ScrollAnimator NotifyPosChange

Source/platform/mac/ScrollAnimatorMac.mm

 /*
  * Copyright (C) 2010, 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 687 matching lines @@
     FloatPoint adjustedPosition = adjustScrollPositionIfNecessary(newPosition);
 
     bool positionChanged = adjustedPosition.x() != m_currentPosX || adjustedPosition.y() != m_currentPosY;
     if (!positionChanged && !scrollableArea()->scrollOriginChanged())
         return;
 
     FloatSize delta = FloatSize(adjustedPosition.x() - m_currentPosX, adjustedPosition.y() - m_currentPosY);
 
     m_currentPosX = adjustedPosition.x();
     m_currentPosY = adjustedPosition.y();
-    notifyPositionChanged(delta);
+    notifyContentAreaScrolled(delta);
+    notifyPositionChanged();
 }
 
 bool ScrollAnimatorMac::isRubberBandInProgress() const
 {
 #if !USE(RUBBER_BANDING)
     return false;
 #else
     return m_scrollElasticityController.isRubberBandInProgress();
 #endif
 }
 
 void ScrollAnimatorMac::immediateScrollToPointForScrollAnimation(const FloatPoint& newPosition)
 {
     ASSERT(m_scrollAnimationHelper);
     immediateScrollTo(newPosition);
 }
 
-void ScrollAnimatorMac::notifyPositionChanged(const FloatSize& delta)
-{
-    notifyContentAreaScrolled(delta);
-    ScrollAnimator::notifyPositionChanged(delta);
-}
-
 void ScrollAnimatorMac::contentAreaWillPaint() const
 {
     if (!scrollableArea()->scrollbarsCanBeActive())
         return;
     if (ScrollbarThemeMacCommon::isOverlayAPIAvailable())
         [m_scrollbarPainterController.get() contentAreaWillDraw];
 }
 
 void ScrollAnimatorMac::mouseEnteredContentArea() const
 {
@@ skipping 392 matching lines @@
 void ScrollAnimatorMac::immediateScrollBy(const FloatSize& delta)
 {
     FloatPoint newPos = adjustScrollPositionIfNecessary(FloatPoint(m_currentPosX, m_currentPosY) + delta);
     if (newPos.x() == m_currentPosX && newPos.y() == m_currentPosY)
         return;
 
     FloatSize adjustedDelta = FloatSize(newPos.x() - m_currentPosX, newPos.y() - m_currentPosY);
 
     m_currentPosX = newPos.x();
     m_currentPosY = newPos.y();
-    notifyPositionChanged(adjustedDelta);
+    notifyContentAreaScrolled(adjustedDelta);
+    notifyPositionChanged();
 }
 
 void ScrollAnimatorMac::startSnapRubberbandTimer()
 {
     m_snapRubberBandTimer.startRepeating(1.0 / 60.0, FROM_HERE);
 }
 
 void ScrollAnimatorMac::stopSnapRubberbandTimer()
 {
     m_snapRubberBandTimer.stop();
@@ skipping 129 matching lines @@
         return;
 
     m_visibleScrollerThumbRect = rectInViewCoordinates;
 }
 
 bool ScrollAnimatorMac::canUseCoordinatedScrollbar() {
     return ScrollbarThemeMacCommon::isOverlayAPIAvailable();
 }
 
 } // namespace WebCore