am 8fac23f2: am 8be8ee4c: am f0afad00: Merge "Stop caching stream duration, it might change (increase) dynamically." into jb-mr1.1-dev

* commit '8fac23f23df08b192a542be57b09badfbb0a1bf4':
  Stop caching stream duration, it might change (increase) dynamically.