Migrate WTF::Vector::append() to ::push_back() [part 14 of N]

third_party/WebKit/Source/platform/network/LinkHeader.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "platform/network/LinkHeader.h"
 
 #include "base/strings/string_util.h"
 #include "components/link_header_util/link_header_util.h"
 #include "wtf/text/ParsingUtilities.h"
 
@@ skipping 62 matching lines @@
 }
 
 LinkHeaderSet::LinkHeaderSet(const String& header) {
   if (header.isNull())
     return;
 
   DCHECK(header.is8Bit()) << "Headers should always be 8 bit";
   std::string headerString(reinterpret_cast<const char*>(header.characters8()),
                            header.length());
   for (const auto& value : link_header_util::SplitLinkHeader(headerString))
-    m_headerSet.append(LinkHeader(value.first, value.second));
+    m_headerSet.push_back(LinkHeader(value.first, value.second));
 }
 
 }  // namespace blink