Remove assorted unnecessary includes in core/layout/

third_party/WebKit/Source/core/layout/LayoutListMarker.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Andrew Wellington (proton@wiretapped.net)
  * Copyright (C) 2010 Daniel Bates (dbates@intudata.com)
  *
  * 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 12 matching lines @@
  */
 
 #include "core/layout/LayoutListMarker.h"
 
 #include "core/fetch/ImageResource.h"
 #include "core/layout/LayoutAnalyzer.h"
 #include "core/layout/LayoutListItem.h"
 #include "core/layout/ListMarkerText.h"
 #include "core/layout/api/LineLayoutBlockFlow.h"
 #include "core/paint/ListMarkerPainter.h"
-#include "core/paint/PaintLayer.h"
 #include "platform/fonts/Font.h"
 
 namespace blink {
 
 const int cMarkerPaddingPx = 7;
 
 LayoutListMarker::LayoutListMarker(LayoutListItem* item)
     : LayoutBox(nullptr)
     , m_listItem(item)
 {
@@ skipping 404 matching lines @@
     if (style()) {
         // Reuse the current margins. Otherwise resetting the margins to initial values
         // would trigger unnecessary layout.
         newStyle->setMarginStart(style()->marginStart());
         newStyle->setMarginEnd(style()->marginRight());
     }
     setStyle(newStyle.release());
 }
 
 } // namespace blink