Changed EPosition to an enum class and renamed its members

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

 /*
  * Copyright (C) 2012 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 1095 matching lines @@
     const ComputedStyle& newStyle) {
   // If we've become (or are about to become) a container for absolutely
   // positioned descendants, or if we're no longer going to be one, we need to
   // re-evaluate the need for column sets. There may be out-of-flow descendants
   // further down that become part of the flow thread, or cease to be part of
   // the flow thread, because of this change.
   if (oldStyle.hasTransformRelatedProperty() !=
       newStyle.hasTransformRelatedProperty())
     return true;
   return (oldStyle.hasInFlowPosition() &&
-          newStyle.position() == StaticPosition) ||
+          newStyle.position() == EPosition::kStatic) ||
          (newStyle.hasInFlowPosition() &&
-          oldStyle.position() == StaticPosition);
+          oldStyle.position() == EPosition::kStatic);
 }
 
 static inline bool needsToRemoveFromFlowThread(const ComputedStyle& oldStyle,
                                                const ComputedStyle& newStyle) {
   // If an in-flow descendant goes out-of-flow, we may have to remove column
   // sets and spanner placeholders.
   return (newStyle.hasOutOfFlowPosition() &&
           !oldStyle.hasOutOfFlowPosition()) ||
          needsToReinsertIntoFlowThread(oldStyle, newStyle);
 }
@@ skipping 240 matching lines @@
     const {
   return MultiColumnLayoutState(m_lastSetWorkedOn);
 }
 
 void LayoutMultiColumnFlowThread::restoreMultiColumnLayoutState(
     const MultiColumnLayoutState& state) {
   m_lastSetWorkedOn = state.columnSet();
 }
 
 }  // namespace blink