Rename all existing custom element classes as V0

third_party/WebKit/Source/core/dom/custom/CustomElementMicrotaskRunQueue.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 "core/dom/custom/CustomElementMicrotaskRunQueue.h"
-
-#include "bindings/core/v8/Microtask.h"
-#include "core/dom/custom/CustomElementAsyncImportMicrotaskQueue.h"
-#include "core/dom/custom/CustomElementSyncMicrotaskQueue.h"
-#include "core/html/imports/HTMLImportLoader.h"
-
-namespace blink {
-
-CustomElementMicrotaskRunQueue::CustomElementMicrotaskRunQueue()
-    : m_syncQueue(CustomElementSyncMicrotaskQueue::create())
-    , m_asyncQueue(CustomElementAsyncImportMicrotaskQueue::create())
-    , m_dispatchIsPending(false)
-{
-}
-
-void CustomElementMicrotaskRunQueue::enqueue(HTMLImportLoader* parentLoader, CustomElementMicrotaskStep* step, bool importIsSync)
-{
-    if (importIsSync) {
-        if (parentLoader)
-            parentLoader->microtaskQueue()->enqueue(step);
-        else
-            m_syncQueue->enqueue(step);
-    } else {
-        m_asyncQueue->enqueue(step);
-    }
-
-    requestDispatchIfNeeded();
-}
-
-void CustomElementMicrotaskRunQueue::requestDispatchIfNeeded()
-{
-    if (m_dispatchIsPending || isEmpty())
-        return;
-    Microtask::enqueueMicrotask(WTF::bind(&CustomElementMicrotaskRunQueue::dispatch, WeakPersistentThisPointer<CustomElementMicrotaskRunQueue>(this)));
-    m_dispatchIsPending = true;
-}
-
-DEFINE_TRACE(CustomElementMicrotaskRunQueue)
-{
-    visitor->trace(m_syncQueue);
-    visitor->trace(m_asyncQueue);
-}
-
-void CustomElementMicrotaskRunQueue::dispatch()
-{
-    m_dispatchIsPending = false;
-    m_syncQueue->dispatch();
-    if (m_syncQueue->isEmpty())
-        m_asyncQueue->dispatch();
-}
-
-bool CustomElementMicrotaskRunQueue::isEmpty() const
-{
-    return m_syncQueue->isEmpty() && m_asyncQueue->isEmpty();
-}
-
-} // namespace blink