Move custom element code to core/dom/custom/

Source/core/dom/CustomElementCallbackDispatcher.cpp

Index: Source/core/dom/CustomElementCallbackDispatcher.cpp
diff --git a/Source/core/dom/CustomElementCallbackDispatcher.cpp b/Source/core/dom/CustomElementCallbackDispatcher.cpp
deleted file mode 100644
index 9ae56c4d290a74e2d485621966b6e1fe9e4d2f0a..0000000000000000000000000000000000000000
--- a/Source/core/dom/CustomElementCallbackDispatcher.cpp
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * Copyright (C) 2013 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer
- *    in the documentation and/or other materials provided with the
- *    distribution.
- * 3. Neither the name of Google Inc. nor the names of its contributors
- *    may be used to endorse or promote products derived from this
- *    software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "core/dom/CustomElementCallbackDispatcher.h"
-
-#include "core/dom/CustomElementCallbackQueue.h"
-#include "core/dom/CustomElementCallbackScheduler.h"
-#include "wtf/MainThread.h"
-
-namespace WebCore {
-
-size_t CustomElementCallbackDispatcher::s_elementQueueStart = 0;
-
-// The base of the stack has a null sentinel value.
-size_t CustomElementCallbackDispatcher::s_elementQueueEnd = kNumSentinels;
-
-CustomElementCallbackDispatcher& CustomElementCallbackDispatcher::instance()
-{
-    DEFINE_STATIC_LOCAL(CustomElementCallbackDispatcher, instance, ());
-    return instance;
-}
-
-// Dispatches callbacks at microtask checkpoint.
-bool CustomElementCallbackDispatcher::dispatch()
-{
-    ASSERT(isMainThread());
-    if (inCallbackDeliveryScope())
-        return false;
-
-    size_t start = kNumSentinels; // skip null sentinel
-    size_t end = s_elementQueueEnd;
-    ElementQueue thisQueue = currentElementQueue();
-
-    for (size_t i = start; i < end; i++) {
-        {
-            // The created callback may schedule entered document
-            // callbacks.
-            CallbackDeliveryScope deliveryScope;
-            m_flattenedProcessingStack[i]->processInElementQueue(thisQueue);
-        }
-
-        ASSERT(!s_elementQueueStart);
-        ASSERT(s_elementQueueEnd == end);
-    }
-
-    s_elementQueueEnd = kNumSentinels;
-    m_flattenedProcessingStack.resize(s_elementQueueEnd);
-
-    CustomElementCallbackScheduler::clearElementCallbackQueueMap();
-
-    bool didWork = start < end;
-    return didWork;
-}
-
-// Dispatches callbacks when popping the processing stack.
-void CustomElementCallbackDispatcher::processElementQueueAndPop()
-{
-    instance().processElementQueueAndPop(s_elementQueueStart, s_elementQueueEnd);
-}
-
-void CustomElementCallbackDispatcher::processElementQueueAndPop(size_t start, size_t end)
-{
-    ASSERT(isMainThread());
-    ElementQueue thisQueue = currentElementQueue();
-
-    for (size_t i = start; i < end; i++) {
-        {
-            // The created callback may schedule entered document
-            // callbacks.
-            CallbackDeliveryScope deliveryScope;
-            m_flattenedProcessingStack[i]->processInElementQueue(thisQueue);
-        }
-
-        ASSERT(start == s_elementQueueStart);
-        ASSERT(end == s_elementQueueEnd);
-    }
-
-    // Pop the element queue from the processing stack
-    m_flattenedProcessingStack.resize(start);
-    s_elementQueueEnd = start;
-
-    if (start == kNumSentinels)
-        CustomElementCallbackScheduler::clearElementCallbackQueueMap();
-}
-
-void CustomElementCallbackDispatcher::enqueue(CustomElementCallbackQueue* callbackQueue)
-{
-    if (callbackQueue->owner() == currentElementQueue())
-        return;
-
-    callbackQueue->setOwner(currentElementQueue());
-    m_flattenedProcessingStack.append(callbackQueue);
-    ++s_elementQueueEnd;
-}
-
-} // namespace WebCore