Migrate WTF::Deque::append() to ::push_back()

third_party/WebKit/Source/core/dom/Fullscreen.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All
  * rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
@@ skipping 762 matching lines @@
   } else {
     DCHECK(document.hasFullscreenSupplement());
     Fullscreen& fullscreen = from(document);
     EventTarget* target = fullscreen.fullscreenElement();
     if (!target)
       target = fullscreen.currentFullScreenElement();
     if (!target)
       target = &document;
     event = createEvent(EventTypeNames::webkitfullscreenchange, *target);
   }
-  m_eventQueue.append(event);
+  m_eventQueue.push_back(event);
   // NOTE: The timer is started in didEnterFullscreen/didExitFullscreen.
 }
 
 void Fullscreen::enqueueErrorEvent(Element& element, RequestType requestType) {
   Event* event;
   if (requestType == RequestType::Unprefixed)
     event = createEvent(EventTypeNames::fullscreenerror, element.document());
   else
     event = createEvent(EventTypeNames::webkitfullscreenerror, element);
-  m_eventQueue.append(event);
+  m_eventQueue.push_back(event);
   m_eventQueueTimer.startOneShot(0, BLINK_FROM_HERE);
 }
 
 void Fullscreen::eventQueueTimerFired(TimerBase*) {
   HeapDeque<Member<Event>> eventQueue;
   m_eventQueue.swap(eventQueue);
 
   while (!eventQueue.isEmpty()) {
     Event* event = eventQueue.takeFirst();
     Node* target = event->target()->toNode();
 
     // If the element was removed from our tree, also message the
     // documentElement.
     if (!target->isConnected() && document()->documentElement()) {
       DCHECK(isPrefixed(event->type()));
-      eventQueue.append(
+      eventQueue.push_back(
           createEvent(event->type(), *document()->documentElement()));
     }
 
     target->dispatchEvent(event);
   }
 }
 
 void Fullscreen::elementRemoved(Element& oldNode) {
   // Whenever the removing steps run with an |oldNode| and |oldNode| is in its
   // node document's fullscreen element stack, run these steps:
@@ skipping 45 matching lines @@
 DEFINE_TRACE(Fullscreen) {
   visitor->trace(m_pendingFullscreenElement);
   visitor->trace(m_fullscreenElementStack);
   visitor->trace(m_currentFullScreenElement);
   visitor->trace(m_eventQueue);
   Supplement<Document>::trace(visitor);
   ContextLifecycleObserver::trace(visitor);
 }
 
 }  // namespace blink