Use srcset's resource pixel density to determine intrinsic size

Source/core/html/parser/HTMLSrcsetParser.h

 /*
  * 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
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@@ skipping 52 matching lines @@
         return m_string.isEmpty();
     }
 
 private:
     StringView m_string;
     float m_scaleFactor;
 };
 
 ImageCandidate bestFitSourceForSrcsetAttribute(float deviceScaleFactor, const String& srcsetAttribute);
 
-String bestFitSourceForImageAttributes(float deviceScaleFactor, const String& srcAttribute, const String& srcsetAttribute);
+String bestFitSourceForImageAttributes(float deviceScaleFactor, const String& srcAttribute, const String& srcsetAttribute, float& scaleFactor);

[pdr., 2013/10/11 05:17:33]

This is a little confusing because the function returns values in two ways. What
do you think about returning an ImageCandidate instead?

[Yoav Weiss, 2013/10/11 07:22:32]

OK.

 
 String bestFitSourceForImageAttributes(float deviceScaleFactor, const String& srcAttribute, ImageCandidate& srcsetImageCandidate);
 
 }
 
 #endif