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

third_party/WebKit/Source/platform/exported/WebServiceWorkerResponse.cpp

 // Copyright 2014 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 "public/platform/modules/serviceworker/WebServiceWorkerResponse.h"
 
 #include "platform/blob/BlobData.h"
 #include "platform/network/HTTPHeaderMap.h"
 #include "public/platform/WebHTTPHeaderVisitor.h"
 #include "wtf/HashMap.h"
@@ skipping 77 matching lines @@
   if (!addResult.isNewEntry)
     addResult.storedValue->value =
         addResult.storedValue->value + ", " + String(value);
 }
 
 WebVector<WebString> WebServiceWorkerResponse::getHeaderKeys() const {
   Vector<String> keys;
   for (HTTPHeaderMap::const_iterator it = m_private->headers.begin(),
                                      end = m_private->headers.end();
        it != end; ++it)
-    keys.append(it->key);
+    keys.push_back(it->key);
 
   return keys;
 }
 
 WebString WebServiceWorkerResponse::getHeader(const WebString& key) const {
   return m_private->headers.get(key);
 }
 
 void WebServiceWorkerResponse::visitHTTPHeaderFields(
     WebHTTPHeaderVisitor* headerVisitor) const {
@@ skipping 68 matching lines @@
 void WebServiceWorkerResponse::setBlobDataHandle(
     PassRefPtr<BlobDataHandle> blobDataHandle) {
   m_private->blobDataHandle = blobDataHandle;
 }
 
 PassRefPtr<BlobDataHandle> WebServiceWorkerResponse::blobDataHandle() const {
   return m_private->blobDataHandle;
 }
 
 }  // namespace blink