Make HTMLParserScheduler inherit from ActiveDOMObject

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

Index: third_party/WebKit/Source/core/html/parser/HTMLDocumentParser.h
diff --git a/third_party/WebKit/Source/core/html/parser/HTMLDocumentParser.h b/third_party/WebKit/Source/core/html/parser/HTMLDocumentParser.h
index f5184574cbfe50bf59daeeff95ee22e638ed55ed..60b93f6ad4e342e17fc3f32aa3d73f17a8479c05 100644
--- a/third_party/WebKit/Source/core/html/parser/HTMLDocumentParser.h
+++ b/third_party/WebKit/Source/core/html/parser/HTMLDocumentParser.h
@@ -103,9 +103,6 @@ class CORE_EXPORT HTMLDocumentParser : public ScriptableDocumentParser,
   bool isParsingAtLineNumber() const final;
   OrdinalNumber lineNumber() const final;
 
-  void suspendScheduledTasks() final;
-  void resumeScheduledTasks() final;
-
   HTMLParserReentryPermit* reentryPermit() { return m_reentryPermit.get(); }
 
   struct TokenizedChunk {
@@ -287,7 +284,6 @@ class CORE_EXPORT HTMLDocumentParser : public ScriptableDocumentParser,
   bool m_shouldUseThreading;
   bool m_endWasDelayed;
   bool m_haveBackgroundParser;
-  bool m_tasksWereSuspended;
   unsigned m_pumpSessionNestingLevel;
   unsigned m_pumpSpeculationsSessionNestingLevel;
   bool m_isParsingAtLineNumber;