CSSStyleSheetResource should cache decoded text instead of raw bytes

third_party/WebKit/Source/core/fetch/Resource.h

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller <mueller@kde.org>
     Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
     Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All
     rights reserved.
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
@@ skipping 209 matching lines @@
 
   // This may return nullptr when the resource isn't cacheable.
   CachedMetadataHandler* cacheHandler();
 
   AtomicString httpContentType() const;
 
   bool wasCanceled() const { return m_error.isCancellation(); }
   bool errorOccurred() const {
     return m_status == LoadError || m_status == DecodeError;
   }
-  bool loadFailedOrCanceled() { return !m_error.isNull(); }
+  bool loadFailedOrCanceled() const { return !m_error.isNull(); }
 
   DataBufferingPolicy getDataBufferingPolicy() const {
     return m_options.dataBufferingPolicy;
   }
   void setDataBufferingPolicy(DataBufferingPolicy);
 
   // The isPreloaded() flag is using a counter in order to make sure that even
   // when multiple ResourceFetchers are preloading the resource, it will remain
   // marked as preloaded until *all* of them have used it.
   bool isUnusedPreload() const {
@@ skipping 224 matching lines @@
 };
 
 #define DEFINE_RESOURCE_TYPE_CASTS(typeName)                   \
   DEFINE_TYPE_CASTS(typeName##Resource, Resource, resource,    \
                     resource->getType() == Resource::typeName, \
                     resource.getType() == Resource::typeName);
 
 }  // namespace blink
 
 #endif