WebKit merge 41447:41498 [third_party/WebKit]

third_party/WebKit/WebCore/dom/Node.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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
@@ skipping 2689 matching lines @@
     if (e.deltaX() == 0 && e.deltaY() == 0)
         return;
     
     FrameView* view = document()->view();
     if (!view)
         return;
     
     IntPoint pos = view->windowToContents(e.pos());
     
     // Convert the deltas from pixels to lines if we have a pixel scroll event.
+    const float cMouseWheelPixelsPerLineStep = 40.0f / 3.0f;
     float deltaX = e.deltaX();
     float deltaY = e.deltaY();
     
     // FIXME: Should we do anything with a ScrollByPageWheelEvent here?
     // It will be treated like a line scroll of 1 right now.
     if (e.granularity() == ScrollByPixelWheelEvent) {
         deltaX /= cMouseWheelPixelsPerLineStep;
         deltaY /= cMouseWheelPixelsPerLineStep;
     }
 
@@ skipping 539 matching lines @@
 #ifndef NDEBUG
 
 void showTree(const WebCore::Node* node)
 {
     if (node)
         node->showTreeForThis();
 }
 
 #endif