Replace DCHECK with DCHECK_op and split some DCHECKs wherever necessary

third_party/WebKit/Source/core/layout/svg/SVGTextLayoutEngine.cpp

 /*
  * Copyright (C) Research In Motion Limited 2010-2012. 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 296 matching lines @@
 const LayoutSVGInlineText* SVGTextLayoutEngine::currentLogicalCharacterMetrics(
     SVGTextMetrics& logicalMetrics) {
   // If we've consumed all text nodes, there can be no more metrics.
   if (m_currentLogicalTextNodeIndex == m_descendantTextNodes.size())
     return nullptr;
 
   const LayoutSVGInlineText* logicalTextNode =
       m_descendantTextNodes[m_currentLogicalTextNodeIndex];
   const Vector<SVGTextMetrics>* metricsList = &logicalTextNode->metricsList();
   unsigned metricsListSize = metricsList->size();
-  DCHECK(m_logicalMetricsListOffset <= metricsListSize);
+  DCHECK_LE(m_logicalMetricsListOffset, metricsListSize);
 
   // Find the next non-collapsed text metrics cell.
   while (true) {
     // If we run out of metrics, move to the next set of non-empty layout
     // attributes.
     if (m_logicalMetricsListOffset == metricsListSize) {
       logicalTextNode = nextLogicalTextNode();
       if (!logicalTextNode)
         return nullptr;
       metricsList = &logicalTextNode->metricsList();
@@ skipping 208 matching lines @@
   }
 
   if (!didStartTextFragment)
     return;
 
   // Close last open fragment, if needed.
   recordTextFragment(textBox);
 }
 
 }  // namespace blink