[BEAM-306] Make sure PubsubUnboundedSource works with the InProcessPipelineRunner#388

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asfgit merged 1 commit intoapache:masterfrom

mshields822:pubsub-inproc

May 25, 2016

Commits on May 25, 2016

Clear PubsubUnboundedSource checkpoint state which is not needed for restore. Allows same checkpoint object to be passed to new reader without a serialize/deserialize step.
Mark Shields
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