Enable/Unprefix Animations & Transitions, add basic tests

sky/engine/core/events/EventTarget.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  *           (C) 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ skipping 141 matching lines @@
     event->setEventPhase(0);
     return defaultPrevented;
 }
 
 void EventTarget::uncaughtExceptionInEventHandler()
 {
 }
 
 static const AtomicString& legacyType(const Event* event)
 {
-    if (event->type() == EventTypeNames::transitionend)
-        return EventTypeNames::webkitTransitionEnd;
-
-    if (event->type() == EventTypeNames::animationstart)
-        return EventTypeNames::webkitAnimationStart;
-
-    if (event->type() == EventTypeNames::animationend)
-        return EventTypeNames::webkitAnimationEnd;
-
-    if (event->type() == EventTypeNames::animationiteration)
-        return EventTypeNames::webkitAnimationIteration;
-
     if (event->type() == EventTypeNames::wheel)
         return EventTypeNames::mousewheel;
 
     return emptyAtom;
 }
 
-void EventTarget::countLegacyEvents(const AtomicString& legacyTypeName, EventListenerVector* listenersVector, EventListenerVector* legacyListenersVector)
-{
-    UseCounter::Feature unprefixedFeature;
-    UseCounter::Feature prefixedFeature;
-    UseCounter::Feature prefixedAndUnprefixedFeature;
-    if (legacyTypeName == EventTypeNames::webkitTransitionEnd) {
-        prefixedFeature = UseCounter::PrefixedTransitionEndEvent;
-        unprefixedFeature = UseCounter::UnprefixedTransitionEndEvent;
-        prefixedAndUnprefixedFeature = UseCounter::PrefixedAndUnprefixedTransitionEndEvent;
-    } else if (legacyTypeName == EventTypeNames::webkitAnimationEnd) {
-        prefixedFeature = UseCounter::PrefixedAnimationEndEvent;
-        unprefixedFeature = UseCounter::UnprefixedAnimationEndEvent;
-        prefixedAndUnprefixedFeature = UseCounter::PrefixedAndUnprefixedAnimationEndEvent;
-    } else if (legacyTypeName == EventTypeNames::webkitAnimationStart) {
-        prefixedFeature = UseCounter::PrefixedAnimationStartEvent;
-        unprefixedFeature = UseCounter::UnprefixedAnimationStartEvent;
-        prefixedAndUnprefixedFeature = UseCounter::PrefixedAndUnprefixedAnimationStartEvent;
-    } else if (legacyTypeName == EventTypeNames::webkitAnimationIteration) {
-        prefixedFeature = UseCounter::PrefixedAnimationIterationEvent;
-        unprefixedFeature = UseCounter::UnprefixedAnimationIterationEvent;
-        prefixedAndUnprefixedFeature = UseCounter::PrefixedAndUnprefixedAnimationIterationEvent;
-    } else {
-        return;
-    }
-
-    if (LocalDOMWindow* executingWindow = this->executingWindow()) {
-        if (legacyListenersVector) {
-            if (listenersVector)
-                UseCounter::count(executingWindow->document(), prefixedAndUnprefixedFeature);
-            else
-                UseCounter::count(executingWindow->document(), prefixedFeature);
-        } else if (listenersVector) {
-            UseCounter::count(executingWindow->document(), unprefixedFeature);
-        }
-    }
-}
-
 bool EventTarget::fireEventListeners(Event* event)
 {
     ASSERT(!EventDispatchForbiddenScope::isEventDispatchForbidden());
     ASSERT(event && !event->type().isEmpty());
 
     EventTargetData* d = eventTargetData();
     if (!d)
         return true;
 
     EventListenerVector* legacyListenersVector = 0;
     AtomicString legacyTypeName = legacyType(event);
     if (!legacyTypeName.isEmpty())
         legacyListenersVector = d->eventListenerMap.find(legacyTypeName);
 
     EventListenerVector* listenersVector = d->eventListenerMap.find(event->type());
-    if (!RuntimeEnabledFeatures::cssAnimationUnprefixedEnabled() && (event->type() == EventTypeNames::animationiteration || event->type() == EventTypeNames::animationend
-        || event->type() == EventTypeNames::animationstart)
-        // Some code out-there uses custom events to dispatch unprefixed animation events manually,
-        // we can safely remove all this block when cssAnimationUnprefixedEnabled is always on, this
-        // is really a special case. DO NOT ADD MORE EVENTS HERE.
-        && event->interfaceName() != EventNames::CustomEvent)
-        listenersVector = 0;
 
     if (listenersVector) {
         fireEventListeners(event, d, *listenersVector);
     } else if (legacyListenersVector) {
         AtomicString unprefixedTypeName = event->type();
         event->setType(legacyTypeName);
         fireEventListeners(event, d, *legacyListenersVector);
         event->setType(unprefixedTypeName);
     }
 
     Editor::countEvent(executionContext(), event);
-    countLegacyEvents(legacyTypeName, listenersVector, legacyListenersVector);
     return !event->defaultPrevented();
 }
 
 void EventTarget::fireEventListeners(Event* event, EventTargetData* d, EventListenerVector& entry)
 {
     RefPtr<EventTarget> protect(this);
 
     // Fire all listeners registered for this event. Don't fire listeners removed
     // during event dispatch. Also, don't fire event listeners added during event
     // dispatch. Conveniently, all new event listeners will be added after or at
@@ skipping 71 matching lines @@
     // they have one less listener to invoke.
     if (d->firingEventIterators) {
         for (size_t i = 0; i < d->firingEventIterators->size(); ++i) {
             d->firingEventIterators->at(i).iterator = 0;
             d->firingEventIterators->at(i).end = 0;
         }
     }
 }
 
 } // namespace blink