Simplify parsing/loading state, attempt #2

third_party/WebKit/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 17 matching lines @@
 #include "core/dom/Document.h"
 #include "core/html/parser/HTMLDocumentParser.h"
 #include "core/frame/FrameView.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebScheduler.h"
 #include "public/platform/WebThread.h"
 #include "wtf/CurrentTime.h"
 
 namespace blink {
 
-ActiveParserSession::ActiveParserSession(unsigned& nestingLevel, Document* document)
+PumpSession::PumpSession(unsigned& nestingLevel)
     : NestingLevelIncrementer(nestingLevel)
-    , m_document(document)
-{
-    if (!m_document)
-        return;
-    m_document->incrementActiveParserCount();
-}
-
-ActiveParserSession::~ActiveParserSession()
-{
-    if (!m_document)
-        return;
-    m_document->decrementActiveParserCount();
-}
-
-PumpSession::PumpSession(unsigned& nestingLevel, Document* document)
-    : ActiveParserSession(nestingLevel, document)
 {
 }
 
 PumpSession::~PumpSession()
 {
 }
 
-SpeculationsPumpSession::SpeculationsPumpSession(unsigned& nestingLevel, Document* document)
-    : ActiveParserSession(nestingLevel, document)
+SpeculationsPumpSession::SpeculationsPumpSession(unsigned& nestingLevel)
+    : NestingLevelIncrementer(nestingLevel)
     , m_startTime(currentTime())
     , m_processedElementTokens(0)
 {
 }
 
 SpeculationsPumpSession::~SpeculationsPumpSession()
 {
 }
 
 inline double SpeculationsPumpSession::elapsedTime() const
@@ skipping 93 matching lines @@
     ASSERT(!m_cancellableContinueParse->isPending());
     m_isSuspendedWithActiveTimer = true;
 }
 
 void HTMLParserScheduler::continueParsing()
 {
     m_parser->resumeParsingAfterYield();
 }
 
 } // namespace blink