Remove UnusedParam.h

Source/core/page/scrolling/ScrollingCoordinator.cpp

 /*
  * Copyright (C) 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 586 matching lines @@
 {
     m_layersWithTouchRects.remove(layer);
 }
 
 void ScrollingCoordinator::setWheelEventHandlerCount(unsigned count)
 {
     if (WebLayer* scrollLayer = scrollingWebLayerForScrollableArea(m_page->mainFrame()->view()))
         scrollLayer->setHaveWheelEventHandlers(count > 0);
 }
 
-void ScrollingCoordinator::recomputeWheelEventHandlerCountForFrameView(FrameView* frameView)
+void ScrollingCoordinator::recomputeWheelEventHandlerCountForFrameView(FrameView*)
 {
-    UNUSED_PARAM(frameView);
     setWheelEventHandlerCount(computeCurrentWheelEventHandlerCount());
 }
 
 void ScrollingCoordinator::setShouldUpdateScrollLayerPositionOnMainThread(MainThreadScrollingReasons reasons)
 {
     if (WebLayer* scrollLayer = scrollingWebLayerForScrollableArea(m_page->mainFrame()->view())) {
         m_lastMainThreadScrollingReasons = reasons;
         scrollLayer->setShouldScrollOnMainThread(reasons);
     }
 }
@@ skipping 304 matching lines @@
 }
 
 bool ScrollingCoordinator::frameViewIsScrollableIsDirty() const
 {
     FrameView* frameView = m_page->mainFrame()->view();
     bool frameIsScrollable = frameView && frameView->isScrollable();
     return frameIsScrollable != m_wasFrameScrollable;
 }
 
 } // namespace WebCore