Replace ASSERT_NOT_REACHED with NOTREACHED in core/layout/

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 857 matching lines @@
   // as one.
   for (LayoutBox* ancestor = toLayoutBox(descendant)->parentBox(); ancestor;
        ancestor = ancestor->containingBlock()) {
     if (ancestor->isLayoutFlowThread()) {
       ASSERT(ancestor == this);
       return true;
     }
     if (!canContainSpannerInParentFragmentationContext(*ancestor))
       return false;
   }
-  ASSERT_NOT_REACHED();
+  NOTREACHED();
   return false;
 }
 
 void LayoutMultiColumnFlowThread::addColumnSetToThread(
     LayoutMultiColumnSet* columnSet) {
   if (LayoutMultiColumnSet* nextSet = columnSet->nextSiblingMultiColumnSet()) {
     LayoutMultiColumnSetList::iterator it = m_multiColumnSetList.find(nextSet);
     ASSERT(it != m_multiColumnSetList.end());
     m_multiColumnSetList.insertBefore(it, columnSet);
   } else {
@@ skipping 488 matching lines @@
     const {
   return MultiColumnLayoutState(m_lastSetWorkedOn);
 }
 
 void LayoutMultiColumnFlowThread::restoreMultiColumnLayoutState(
     const MultiColumnLayoutState& state) {
   m_lastSetWorkedOn = state.columnSet();
 }
 
 }  // namespace blink