Changed EPosition to an enum class and renamed its members

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

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc.
  *               All rights reserved.
  *
  * 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
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 85 matching lines @@
       m_hitTestCacheHits(0),
       m_hitTestCache(HitTestCache::create()) {
   // init LayoutObject attributes
   setInline(false);
 
   m_minPreferredLogicalWidth = LayoutUnit();
   m_maxPreferredLogicalWidth = LayoutUnit();
 
   setPreferredLogicalWidthsDirty(MarkOnlyThis);
 
-  setPositionState(AbsolutePosition);  // to 0,0 :)
+  setPositionState(EPosition::kAbsolute);  // to 0,0 :)
 }
 
 LayoutView::~LayoutView() {}
 
 bool LayoutView::hitTest(HitTestResult& result) {
   // We have to recursively update layout/style here because otherwise, when the
   // hit test recurses into a child document, it could trigger a layout on the
   // parent document, which can destroy PaintLayer that are higher up in the
   // call stack, leading to crashes.
   // Note that Document::updateLayout calls its parent's updateLayout.
@@ skipping 932 matching lines @@
 bool LayoutView::paintedOutputOfObjectHasNoEffectRegardlessOfSize() const {
   // Frame scroll corner is painted using LayoutView as the display item client.
   if (!RuntimeEnabledFeatures::rootLayerScrollingEnabled() &&
       (frameView()->horizontalScrollbar() || frameView()->verticalScrollbar()))
     return false;
 
   return LayoutBlockFlow::paintedOutputOfObjectHasNoEffectRegardlessOfSize();
 }
 
 }  // namespace blink