Show media and VTT text tracks in the devtools.

Source/core/loader/TextTrackLoader.cpp

 /*
  * Copyright (C) 2011 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 113 matching lines @@
         updateRequestForAccessControl(cueRequest.mutableResourceRequest(), m_document.securityOrigin(), allowCredentials);
     } else {
         // Cross-origin resources that are not suitably CORS-enabled may not load.
         if (!m_document.securityOrigin()->canRequest(url)) {
             corsPolicyPreventedLoad();
             return false;
         }
     }
 
     ResourceFetcher* fetcher = m_document.fetcher();
-    setResource(fetcher->fetchRawResource(cueRequest));
+    setResource(fetcher->fetchTextTrack(cueRequest));
     return resource();
 }
 
 void TextTrackLoader::newCuesParsed()
 {
     if (m_cueLoadTimer.isActive())
         return;
 
     m_newCuesAvailable = true;
     m_cueLoadTimer.startOneShot(0);
@@ skipping 24 matching lines @@
 }
 
 void TextTrackLoader::getNewRegions(Vector<RefPtr<VTTRegion> >& outputRegions)
 {
     ASSERT(m_cueParser);
     if (m_cueParser)
         m_cueParser->getNewRegions(outputRegions);
 }
 
 }