Make HTMLParserScheduler inherit from ActiveDOMObject

third_party/WebKit/Source/core/html/parser/HTMLDocumentParser.cpp

Index: third_party/WebKit/Source/core/html/parser/HTMLDocumentParser.cpp
diff --git a/third_party/WebKit/Source/core/html/parser/HTMLDocumentParser.cpp b/third_party/WebKit/Source/core/html/parser/HTMLDocumentParser.cpp
index f5cad31543ec3404aed70046df64f6c3982549de..8ae81dc94ac9bcafb25fd234200deae74994cc8b 100644
--- a/third_party/WebKit/Source/core/html/parser/HTMLDocumentParser.cpp
+++ b/third_party/WebKit/Source/core/html/parser/HTMLDocumentParser.cpp
@@ -134,7 +134,9 @@ HTMLDocumentParser::HTMLDocumentParser(Document& document,
           TaskRunnerHelper::get(TaskType::Networking, &document)->clone()),
       m_parserScheduler(
           syncPolicy == AllowAsynchronousParsing
-              ? HTMLParserScheduler::create(this, m_loadingTaskRunner.get())
+              ? HTMLParserScheduler::create(document,
+                                            this,
+                                            m_loadingTaskRunner.get())
               : nullptr),
       m_xssAuditorDelegate(&document),
       m_weakFactory(this),
@@ -145,7 +147,6 @@ HTMLDocumentParser::HTMLDocumentParser(Document& document,
       m_shouldUseThreading(syncPolicy == AllowAsynchronousParsing),
       m_endWasDelayed(false),
       m_haveBackgroundParser(false),
-      m_tasksWereSuspended(false),
       m_pumpSessionNestingLevel(0),
       m_pumpSpeculationsSessionNestingLevel(0),
       m_isParsingAtLineNumber(false),
@@ -381,12 +382,8 @@ void HTMLDocumentParser::notifyPendingTokenizedChunks() {
   for (auto& chunk : pendingChunks)
     m_speculations.append(std::move(chunk));
 
-  if (!isWaitingForScripts() && !isScheduledForResume()) {
-    if (m_tasksWereSuspended)
-      m_parserScheduler->forceResumeAfterYield();
-    else
-      m_parserScheduler->scheduleForResume();
-  }
+  if (!isWaitingForScripts() && !isScheduledForResume())
+    m_parserScheduler->scheduleForResume();
 }
 
 void HTMLDocumentParser::didReceiveEncodingDataFromBackgroundParser(
@@ -1123,20 +1120,6 @@ void HTMLDocumentParser::parseDocumentFragment(
   parser->detach();
 }
 
-void HTMLDocumentParser::suspendScheduledTasks() {
-  ASSERT(!m_tasksWereSuspended);
-  m_tasksWereSuspended = true;
-  if (m_parserScheduler)
-    m_parserScheduler->suspend();
-}
-
-void HTMLDocumentParser::resumeScheduledTasks() {
-  ASSERT(m_tasksWereSuspended);
-  m_tasksWereSuspended = false;
-  if (m_parserScheduler)
-    m_parserScheduler->resume();
-}
-
 void HTMLDocumentParser::appendBytes(const char* data, size_t length) {
   if (!length || isStopped())
     return;