Remove EventSender from SVGStyleElement

third_party/WebKit/Source/core/svg/SVGStyleElement.cpp

 /*
  * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
  * Copyright (C) 2006 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Cameron McCormack <cam@mcc.id.au>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #include "core/svg/SVGStyleElement.h"
 
 #include "core/MediaTypeNames.h"
 #include "core/css/CSSStyleSheet.h"
+#include "core/dom/TaskRunnerHelper.h"
 #include "core/events/Event.h"
 #include "wtf/StdLibExtras.h"
 
 namespace blink {
 
-static SVGStyleEventSender& styleErrorEventSender()
-{
-    DEFINE_STATIC_LOCAL(SVGStyleEventSender, sharedErrorEventSender, (SVGStyleEventSender::create(EventTypeNames::error)));
-    return sharedErrorEventSender;
-}
-
 inline SVGStyleElement::SVGStyleElement(Document& document, bool createdByParser)
     : SVGElement(SVGNames::styleTag, document)
     , StyleElement(&document, createdByParser)
 {
 }
 
 SVGStyleElement::~SVGStyleElement()
 {
 }
 
@@ skipping 91 matching lines @@
 void SVGStyleElement::childrenChanged(const ChildrenChange& change)
 {
     SVGElement::childrenChanged(change);
     if (StyleElement::childrenChanged(*this) == StyleElement::ProcessingFatalError)
         notifyLoadedSheetAndAllCriticalSubresources(ErrorOccurredLoadingSubresource);
 }
 
 void SVGStyleElement::notifyLoadedSheetAndAllCriticalSubresources(LoadedSheetErrorStatus errorStatus)
 {
     if (errorStatus != NoErrorLoadingSubresource)
-        styleErrorEventSender().dispatchEventSoon(this);
+        TaskRunnerHelper::get(TaskType::DOMManipulation, &document())->postTask(BLINK_FROM_HERE, WTF::bind(&SVGStyleElement::dispatchPendingEvent, wrapPersistent(this)));
 }
 
-void SVGStyleElement::dispatchPendingEvent(SVGStyleEventSender* eventSender)
+void SVGStyleElement::dispatchPendingEvent()
 {
-    ASSERT_UNUSED(eventSender, eventSender == &styleErrorEventSender());
     dispatchEvent(Event::create(EventTypeNames::error));
 }
 
 DEFINE_TRACE(SVGStyleElement)
 {
     StyleElement::trace(visitor);
     SVGElement::trace(visitor);
 }
 
 } // namespace blink