Replace ASSERT with DCHECK in core/layout/<sub dirs>

third_party/WebKit/Source/core/layout/line/LineBreaker.cpp

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc.
  *               All right reserved.
  * Copyright (C) 2010 Google 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 44 matching lines @@
   m_hyphenated = false;
   m_clear = EClear::kNone;
 }
 
 InlineIterator LineBreaker::nextLineBreak(InlineBidiResolver& resolver,
                                           LineInfo& lineInfo,
                                           LayoutTextInfo& layoutTextInfo,
                                           WordMeasurements& wordMeasurements) {
   reset();
 
-  ASSERT(resolver.position().root() == m_block);
+  DCHECK(resolver.position().root() == m_block);
 
   bool appliedStartWidth = resolver.position().offset() > 0;
 
   LineWidth width(
       m_block, lineInfo.isFirstLine(),
       requiresIndent(lineInfo.isFirstLine(),
                      lineInfo.previousLineBrokeCleanly(), m_block.styleRef()));
 
   skipLeadingWhitespace(resolver, lineInfo, width);
 
@@ skipping 35 matching lines @@
 
     context.increment();
   }
 
   context.clearLineBreakIfFitsOnLine();
 
   return context.handleEndOfLine();
 }
 
 }  // namespace blink