Fix links are not shown for srcset in view-source

third_party/WebKit/Source/core/html/HTMLViewSourceDocument.cpp

 /*
  * Copyright (C) 2006, 2008, 2009, 2010 Apple 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 144 matching lines @@
                      iter->nameRange().start - token.startIndex(), emptyAtom);
     index = addRange(source, index, iter->nameRange().end - token.startIndex(),
                      "html-attribute-name");
 
     if (tagName == baseTag && name == hrefAttr)
       addBase(value);
 
     index = addRange(source, index,
                      iter->valueRange().start - token.startIndex(), emptyAtom);
 
-    bool isLink = name == srcAttr || name == hrefAttr;
-    index = addRange(source, index, iter->valueRange().end - token.startIndex(),
-                     "html-attribute-value", isLink, tagName == aTag, value);
+    if (name == srcsetAttr) {
+        index = addSrcset(source, index, iter->valueRange().end - token.startIndex());
+    } else {
+        bool isLink = name == srcAttr || name == hrefAttr;
+        index = addRange(source, index, iter->valueRange().end - token.startIndex(),
+                         "html-attribute-value", isLink, tagName == aTag, value);
+    }
 
     ++iter;
   }
   m_current = m_td;
 }
 
 void HTMLViewSourceDocument::processCommentToken(const String& source,
                                                  HTMLToken&) {
   m_current = addSpanWithClassName("html-comment");
   addText(source, "html-comment");
@@ skipping 127 matching lines @@
     classValue = "html-attribute-value html-external-link";
   else
     classValue = "html-attribute-value html-resource-link";
   anchor->setAttribute(classAttr, classValue);
   anchor->setAttribute(targetAttr, "_blank");
   anchor->setAttribute(hrefAttr, url);
   m_current->parserAppendChild(anchor);
   return anchor;
 }
 
+int HTMLViewSourceDocument::addSrcset(const String& source,
+                                     int start,
+                                     int end) {
+  String srcset = source.substring(start, end-start);
+  Vector<String> srclist;
+  srcset.split(',', true, srclist);
+  unsigned size = srclist.size();
+  for (unsigned i = 0; i < size; i++) {
+    Vector<String> tmp;
+    srclist[i].split(' ', tmp);
+    if (tmp.size() > 0) {
+      AtomicString link(tmp[0]);
+      m_current = addLink(link, false);
+      addText(srclist[i], "html-attribute-value");
+      m_current = toElement(m_current->parentNode());
+    } else {
+      addText(srclist[i], "html-attribute-value");
+    }
+    if (i + 1 < size)
+      addText(",", "html-attribute-value");
+  }
+  return end;
+}
+
 void HTMLViewSourceDocument::maybeAddSpanForAnnotation(
     SourceAnnotation annotation) {
   if (annotation == AnnotateSourceAsXSS) {
     m_current = addSpanWithClassName("highlight");
     m_current->setAttribute(titleAttr, kXSSDetected);
   }
 }
 
 DEFINE_TRACE(HTMLViewSourceDocument) {
   visitor->trace(m_current);
   visitor->trace(m_tbody);
   visitor->trace(m_td);
   HTMLDocument::trace(visitor);
 }
 
 }  // namespace blink