NOT FOR REVIEW: Fullscreen WIP

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

 /*
  * Copyright (C) 2011 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
@@ skipping 63 matching lines @@
 ScriptedAnimationController::registerCallback(FrameRequestCallback* callback) {
   CallbackId id = m_callbackCollection.registerCallback(callback);
   scheduleAnimationIfNeeded();
   return id;
 }
 
 void ScriptedAnimationController::cancelCallback(CallbackId id) {
   m_callbackCollection.cancelCallback(id);
 }
 
+void ScriptedAnimationController::runTasks() {
+  // TODO(foolip): can running a task append to the task queue?
+  for (std::unique_ptr<WTF::Closure>& task : m_taskQueue)
+    (*task)();
+  m_taskQueue.clear();
+}
+
 void ScriptedAnimationController::dispatchEvents(
     const AtomicString& eventInterfaceFilter) {
   HeapVector<Member<Event>> events;
   if (eventInterfaceFilter.isEmpty()) {
     events.swap(m_eventQueue);
     m_perFrameEvents.clear();
   } else {
     HeapVector<Member<Event>> remaining;
     for (auto& event : m_eventQueue) {
       if (event && event->interfaceName() == eventInterfaceFilter) {
@@ skipping 43 matching lines @@
 
   for (const auto& listener : listeners) {
     listener->notifyMediaQueryChanged();
   }
 }
 
 bool ScriptedAnimationController::hasScheduledItems() const {
   if (m_suspendCount)
     return false;
 
-  return !m_callbackCollection.isEmpty() || !m_eventQueue.isEmpty() ||
-         !m_mediaQueryListListeners.isEmpty();
+  return !m_callbackCollection.isEmpty() || !m_taskQueue.isEmpty() ||
+         !m_eventQueue.isEmpty() || !m_mediaQueryListListeners.isEmpty();
 }
 
 void ScriptedAnimationController::serviceScriptedAnimations(
     double monotonicTimeNow) {
   if (!hasScheduledItems())
     return;
 
   callMediaQueryListListeners();
   dispatchEvents();
+  runTasks();  // must be after resize event per spec
   executeCallbacks(monotonicTimeNow);
 
   scheduleAnimationIfNeeded();
 }
 
+void ScriptedAnimationController::enqueueTask(
+    std::unique_ptr<WTF::Closure> task) {
+  m_taskQueue.append(std::move(task));
+  scheduleAnimationIfNeeded();
+}
+
 void ScriptedAnimationController::enqueueEvent(Event* event) {
   InspectorInstrumentation::asyncTaskScheduled(
       event->target()->getExecutionContext(), event->type(), event);
   m_eventQueue.append(event);
   scheduleAnimationIfNeeded();
 }
 
 void ScriptedAnimationController::enqueuePerFrameEvent(Event* event) {
   if (!m_perFrameEvents.add(eventTargetKey(event)).isNewEntry)
     return;
@@ skipping 13 matching lines @@
     return;
 
   if (!m_document)
     return;
 
   if (FrameView* frameView = m_document->view())
     frameView->scheduleAnimation();
 }
 
 }  // namespace blink