Migrate WTF::Vector::append() to ::push_back() [part 12 of N]

third_party/WebKit/Source/core/xml/XSLStyleSheetLibxslt.cpp

 /*
  * This file is part of the XSL implementation.
  *
  * Copyright (C) 2004, 2005, 2006, 2008, 2012 Apple 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 205 matching lines @@
         loadChildSheet(String::fromUTF8((const char*)uriRef));
         xmlFree(uriRef);
       }
       curr = curr->next;
     }
   }
 }
 
 void XSLStyleSheet::loadChildSheet(const String& href) {
   XSLImportRule* childRule = XSLImportRule::create(this, href);
-  m_children.append(childRule);
+  m_children.push_back(childRule);
   childRule->loadSheet();
 }
 
 xsltStylesheetPtr XSLStyleSheet::compileStyleSheet() {
   // FIXME: Hook up error reporting for the stylesheet compilation process.
   if (m_embedded)
     return xsltLoadStylesheetPI(document());
 
   // Certain libxslt versions are corrupting the xmlDoc on compilation
   // failures - hence attempting to recompile after a failure is unsafe.
@@ skipping 73 matching lines @@
 
 DEFINE_TRACE(XSLStyleSheet) {
   visitor->trace(m_ownerNode);
   visitor->trace(m_children);
   visitor->trace(m_parentStyleSheet);
   visitor->trace(m_ownerDocument);
   StyleSheet::trace(visitor);
 }
 
 }  // namespace blink