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

third_party/WebKit/Source/core/input/PointerEventManager.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 "core/input/PointerEventManager.h"
 
 #include "core/dom/DocumentUserGestureToken.h"
 #include "core/dom/ElementTraversal.h"
 #include "core/dom/shadow/FlatTreeTraversal.h"
 #include "core/events/MouseEvent.h"
@@ skipping 388 matching lines @@
 
       // If a pointerdown has been canceled, queue the unique id to allow
       // suppressing mouse events from gesture events. For mouse events
       // fired from GestureTap & GestureLongPress (which are triggered by
       // single touches only), it is enough to queue the ids only for
       // primary pointers.
       // TODO(mustaq): What about other cases (e.g. GestureTwoFingerTap)?
       if (result != WebInputEventResult::NotHandled &&
           pointerEvent->type() == EventTypeNames::pointerdown &&
           pointerEvent->isPrimary()) {
-        m_touchIdsForCanceledPointerdowns.append(event.uniqueTouchEventId);
+        m_touchIdsForCanceledPointerdowns.push_back(event.uniqueTouchEventId);
       }
     }
   }
 }
 
 WebInputEventResult PointerEventManager::sendTouchPointerEvent(
     EventTarget* target,
     PointerEvent* pointerEvent) {
   if (m_inCanceledStateForPointerTypeTouch)
     return WebInputEventResult::NotHandled;
@@ skipping 296 matching lines @@
     if (firstId > uniqueTouchEventId)
       return false;
     m_touchIdsForCanceledPointerdowns.takeFirst();
     if (firstId == uniqueTouchEventId)
       return true;
   }
   return false;
 }
 
 }  // namespace blink