Migrate WTF::Vector::append() to ::push_back() [part 13 of N]

third_party/WebKit/Source/modules/serviceworkers/ExtendableMessageEvent.cpp

 // Copyright 2016 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 "modules/serviceworkers/ExtendableMessageEvent.h"
 
 namespace blink {
 
 ExtendableMessageEvent* ExtendableMessageEvent::create(
     const AtomicString& type,
@@ skipping 107 matching lines @@
       m_sourceAsMessagePort = initializer.source().getAsMessagePort();
   }
   if (initializer.hasPorts()) {
     // TODO(sof): remove the extra same-heap checks once crbug.com/655926
     // has been resolved.
     const MessagePortArray& ports = initializer.ports();
     m_ports = new MessagePortArray;
     m_ports->reserveInitialCapacity(ports.size());
     for (const auto& port : ports) {
       CHECK(ThreadState::current()->isOnThreadHeap(port.get()));
-      m_ports->append(port);
+      m_ports->push_back(port);
     }
   }
 }
 
 ExtendableMessageEvent::ExtendableMessageEvent(
     PassRefPtr<SerializedScriptValue> data,
     const String& origin,
     MessagePortArray* ports,
     WaitUntilObserver* observer)
     : ExtendableEvent(EventTypeNames::message,
                       ExtendableMessageEventInit(),
                       observer),
       m_serializedData(data),
       m_origin(origin),
       m_lastEventId(String()),
       m_ports(ports) {
   if (m_serializedData)
     m_serializedData->registerMemoryAllocatedWithCurrentScriptContext();
 
   // TODO(sof): remove the same-heap verification once crbug.com/655926 has
   // been resolved.
   if (m_ports) {
     for (const auto& port : *m_ports) {
       CHECK(ThreadState::current()->isOnThreadHeap(port.get()));
     }
   }
 }
 
 }  // namespace blink