andrewlewis c28a2a4100 Fix content position for postroll ads
The position returned by getContentPosition() could be C.TIME_END_OF_SOURCE.
Fix the content position stored in MediaPeriodInfos for postroll ads to be the
duration of the containing period.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=162322339
2017-07-19 13:59:38 +01:00
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2017-07-19 13:59:38 +01:00