Remove unused code from the Sky parser system

sky/engine/core/html/parser/BackgroundHTMLParser.cpp

 /*
  * Copyright (C) 2013 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 41 matching lines @@
 base::WeakPtr<BackgroundHTMLParser> BackgroundHTMLParser::create(PassOwnPtr<BackgroundHTMLParser::Configuration> config)
 {
     // Caller must free by calling stop().
     BackgroundHTMLParser* parser = new BackgroundHTMLParser(config);
     return parser->m_weakFactory.GetWeakPtr();
 }
 
 BackgroundHTMLParser::BackgroundHTMLParser(PassOwnPtr<Configuration> config)
     : m_token(adoptPtr(new HTMLToken))
     , m_tokenizer(HTMLTokenizer::create(config->options))
-    , m_options(config->options)
     , m_parser(config->parser)
     , m_pendingTokens(adoptPtr(new CompactHTMLTokenStream))
     , m_decoder(TextResourceDecoder::create())
     , m_weakFactory(this)
 {
 }
 
 BackgroundHTMLParser::~BackgroundHTMLParser()
 {
 }
 
-void BackgroundHTMLParser::appendRawBytesFromParserThread(const char* data, int dataLength)
-{
-    updateDocument(m_decoder->decode(data, dataLength));
-}
-
 void BackgroundHTMLParser::appendRawBytesFromMainThread(PassOwnPtr<Vector<char> > buffer)
 {
     updateDocument(m_decoder->decode(buffer->data(), buffer->size()));
 }
 
 void BackgroundHTMLParser::appendDecodedBytes(const String& input)
 {
     ASSERT(!m_input.isClosed());
     m_input.append(SegmentedString(input));
     pumpTokenizer();
@@ skipping 76 matching lines @@
 void BackgroundHTMLParser::sendTokensToMainThread()
 {
     if (m_pendingTokens->isEmpty())
         return;
 
 #if ENABLE(ASSERT)
     checkThatTokensAreSafeToSendToAnotherThread(m_pendingTokens.get());
 #endif
 
     OwnPtr<HTMLDocumentParser::ParsedChunk> chunk = adoptPtr(new HTMLDocumentParser::ParsedChunk);
-    chunk->tokenizerState = m_tokenizer->state();
     chunk->tokens = m_pendingTokens.release();
     callOnMainThread(bind(&HTMLDocumentParser::didReceiveParsedChunkFromBackgroundParser, m_parser, chunk.release()));
 
     m_pendingTokens = adoptPtr(new CompactHTMLTokenStream);
 }
 
 }