cms-sw/cmssw — pull request #2385 by Dr15Jones (2014-02-10 19:33:17+00:00)
Title: Fixed thread problem from reading provenance from file

The provenance reading system in was sharing the ProductProvenanceRetriever
between Streams even though the objects have non-const state. Now each
Stream has their own ProductProvenanceRetriever instance. In addition,
the DaqProvenanceHelper is still shared across Streams. The one piece
of state that is being updated was a map which was trivial to change
to a tbb::concurrent_unordered_map. In addition, the DaqProvenanceHelper
had its member data made private to better encapsulate its functionality.

The API change to DaqProvenanceHelper required FedRawDataInputSource
to be updated to match.