Comment 1 for bug 620854

Here's a log:

ERROR:root:Gstreamer error: Could not open resource for reading., gstsouphttpsrc.c(1115): gst_soup_http_src_parse_status (): /GstPlayBin2:player/GstURIDecodeBin:uridecodebin182/GstSoupHTTPSrc:source:
Forbidden (403), URL: http://audio-ash-t2-1.pandora.com/access/?version=4&lid=78225981&token=kdRv8UrQRq64stKTKJ7cYeF%2BJ8gi3TVALy32nX3IBuTUFks5tpeq%2Ben22C1wdKuO4HhiKsdVX5BiQIJcXzyL%2BXA2sP4PADbX7U6TOGFk%2B7uMpQ4r02fKhHtbLNOG46BYq%2BJSNNpqdAqTeFEmwl8av1oKXNXxA3av%2Bxyga1DCnP%2Br96ZolIIcOnTMD6DLymdpqxgafbmylkcFgPAyoztkjrhN3bEFZdT21LIW1WHRl5wWonh9L5v54717irHTaZmvLvf6FKz%2FE8k9ZfHGj5vtbwmVjLyWV9am46KA571AfQXsuM9wRBlbwAJ4Yi1nUUHG3zuMvOgBkGMCsqpuiVx4%2Bw%3D%3D
ERROR:root:Gstreamer error: Your GStreamer installation is missing a plug-in., gstdecodebin2.c(3135): gst_decode_bin_expose (): /GstPlayBin2:player/GstURIDecodeBin:uridecodebin182/GstDecodeBin2:decodebin2182:
no suitable plugins found
ERROR:root:Gstreamer error: There is no codec present that can handle the stream's type., gstdecodebin2.c(1548): analyze_new_pad (): /GstPlayBin2:player/GstURIDecodeBin:uridecodebin182/GstDecodeBin2:decodebin2182:
No decoder to handle media type 'text/html'
ERROR:root:Gstreamer error: GStreamer encountered a general stream error., gstqueue2.c(2348): gst_queue2_loop (): /GstPlayBin2:player/GstURIDecodeBin:uridecodebin182/GstQueue2:queue2182:
streaming task paused, reason not-linked (-1)

I think all that's needed is to handle the 403 error by reauthorizing as if Pithos was just launched, rather than passing whatever comes back to GStreamer, even if it's a 403 with HTML.