Remove ScrollableArea and Scrollbar

sky/engine/core/dom/Document.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
@@ skipping 107 matching lines @@
 #include "sky/engine/core/page/Page.h"
 #include "sky/engine/core/rendering/HitTestResult.h"
 #include "sky/engine/core/rendering/RenderView.h"
 #include "sky/engine/platform/DateComponents.h"
 #include "sky/engine/platform/EventDispatchForbiddenScope.h"
 #include "sky/engine/platform/Language.h"
 #include "sky/engine/platform/Logging.h"
 #include "sky/engine/platform/ScriptForbiddenScope.h"
 #include "sky/engine/platform/TraceEvent.h"
 #include "sky/engine/platform/network/HTTPParsers.h"
-#include "sky/engine/platform/scroll/Scrollbar.h"
 #include "sky/engine/platform/text/SegmentedString.h"
 #include "sky/engine/public/platform/Platform.h"
 #include "sky/engine/core/inspector/ScriptCallStack.h"
 #include "sky/engine/wtf/CurrentTime.h"
 #include "sky/engine/wtf/DateMath.h"
 #include "sky/engine/wtf/HashFunctions.h"
 #include "sky/engine/wtf/MainThread.h"
 #include "sky/engine/wtf/StdLibExtras.h"
 #include "sky/engine/wtf/TemporaryChange.h"
 #include "sky/engine/wtf/text/StringBuffer.h"
@@ skipping 2186 matching lines @@
 using namespace blink;
 void showLiveDocumentInstances()
 {
     WeakDocumentSet& set = liveDocumentSet();
     fprintf(stderr, "There are %u documents currently alive:\n", set.size());
     for (WeakDocumentSet::const_iterator it = set.begin(); it != set.end(); ++it) {
         fprintf(stderr, "- Document %p URL: %s\n", *it, (*it)->url().string().utf8().data());
     }
 }
 #endif