WTF/std normalization: replace WTF::Vector::last with ::back

third_party/WebKit/Source/core/style/QuotesData.cpp

 /**
  * Copyright (C) 2011 Nokia Inc.  All rights reserved.
  * Copyright (C) 2012 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.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 24 matching lines @@
 
 void QuotesData::addPair(std::pair<String, String> quotePair) {
   m_quotePairs.append(quotePair);
 }
 
 const String QuotesData::getOpenQuote(int index) const {
   ASSERT(index >= 0);
   if (!m_quotePairs.size() || index < 0)
     return emptyString();
   if ((size_t)index >= m_quotePairs.size())
-    return m_quotePairs.last().first;
+    return m_quotePairs.back().first;
   return m_quotePairs.at(index).first;
 }
 
 const String QuotesData::getCloseQuote(int index) const {
   ASSERT(index >= -1);
   if (!m_quotePairs.size() || index < 0)
     return emptyString();
   if ((size_t)index >= m_quotePairs.size())
-    return m_quotePairs.last().second;
+    return m_quotePairs.back().second;
   return m_quotePairs.at(index).second;
 }
 
 }  // namespace blink