Dont bail out of preload scanning if a appcache manifest is found

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

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * 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
@@ skipping 85 matching lines @@
     bool shouldEvaluateForDocumentWrite(const String& source);
     bool shouldEvaluateForDocumentWrite(const HTMLToken::DataVector& source) { return false; }
 
     template <typename Token>
     inline void scanCommon(const Token&, const SegmentedString&, PreloadRequestStream& requests, ViewportDescriptionWrapper*, bool* likelyDocumentWriteScript);
 
     template<typename Token>
     void updatePredictedBaseURL(const Token&);
 
     struct Checkpoint {
-        Checkpoint(const KURL& predictedBaseElementURL, bool inStyle, bool inScript, bool isAppCacheEnabled, bool isCSPEnabled, size_t templateCount)
+        Checkpoint(const KURL& predictedBaseElementURL, bool inStyle, bool inScript, bool isCSPEnabled, size_t templateCount)
             : predictedBaseElementURL(predictedBaseElementURL)
             , inStyle(inStyle)
             , inScript(inScript)
-            , isAppCacheEnabled(isAppCacheEnabled)
             , isCSPEnabled(isCSPEnabled)
             , templateCount(templateCount)
         {
         }
 
         KURL predictedBaseElementURL;
         bool inStyle;
         bool inScript;
-        bool isAppCacheEnabled;
         bool isCSPEnabled;
         size_t templateCount;
     };
 
     struct PictureData {
         PictureData()
             : sourceSize(0.0)
             , sourceSizeSet(false)
             , picked(false)
         {
         }
         String sourceURL;
         float sourceSize;
         bool sourceSizeSet;
         bool picked;
     };
 
     CSSPreloadScanner m_cssScanner;
     const KURL m_documentURL;
     KURL m_predictedBaseElementURL;
     bool m_inStyle;
     bool m_inPicture;
     bool m_inScript;
-    bool m_isAppCacheEnabled;
     bool m_isCSPEnabled;
     PictureData m_pictureData;
     size_t m_templateCount;
     std::unique_ptr<CachedDocumentParameters> m_documentParameters;
     Persistent<MediaValuesCached> m_mediaValues;
     ClientHintsPreferences m_clientHintsPreferences;
 
     bool m_didRewind = false;
 
     Vector<Checkpoint> m_checkpoints;
@@ skipping 18 matching lines @@
 
     TokenPreloadScanner m_scanner;
     SegmentedString m_source;
     HTMLToken m_token;
     std::unique_ptr<HTMLTokenizer> m_tokenizer;
 };
 
 } // namespace blink
 
 #endif