Use the scheduling mechanism provided by the platform

Source/core/html/parser/HTMLParserScheduler.cpp

 /*
  * Copyright (C) 2010 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 11 matching lines @@
  * (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/html/parser/HTMLParserScheduler.h"
 
 #include "core/dom/Document.h"
 #include "core/html/parser/HTMLDocumentParser.h"
 #include "core/frame/FrameView.h"
-#include "platform/scheduler/Scheduler.h"
+#include "public/platform/Platform.h"
+#include "public/platform/WebScheduler.h"
 #include "wtf/CurrentTime.h"
 
 namespace blink {
 
 ActiveParserSession::ActiveParserSession(Document* document)
     : m_document(document)
 {
     if (!m_document)
         return;
     m_document->incrementActiveParserCount();
@@ skipping 67 matching lines @@
 {
     ASSERT(!m_continueNextChunkTimer.isActive());
     if (!m_isSuspendedWithActiveTimer)
         return;
     m_isSuspendedWithActiveTimer = false;
     m_continueNextChunkTimer.startOneShot(0, FROM_HERE);
 }
 
 inline bool HTMLParserScheduler::shouldYield(const SpeculationsPumpSession& session) const
 {
-    if (Scheduler::shared()->shouldYieldForHighPriorityWork())
+    if (Platform::current()->scheduler() && Platform::current()->scheduler()->shouldYieldForHighPriorityWork())
         return true;
 
     const double parserTimeLimit = 0.5;
     if (session.elapsedTime() > parserTimeLimit)
         return true;
 
     return false;
 }
 
 bool HTMLParserScheduler::yieldIfNeeded(const SpeculationsPumpSession& session)
 {
     if (shouldYield(session)) {
         scheduleForResume();
         return true;
     }
 
     return false;
 }
 
 }