Properly compute the buffered and remaining time, also properly account
for the different old and new rates at adaptive switch and other
performance tuning related to b/5153227.
Includes Widevine release libs version 4.5.0.4936
Bug 5336777
Change-Id: I997ea353b7c320dca5e3f5c065395dca206d35a6
Fix for b/4075745 libWVStreamControlAPI crashes when dlopened() and dlclosed()
Added error logging to diagnose problems such as b/4430078 Playback of newly rented
movie fails with "license expired"
Includes Widevine library build Version 4.5.0.3682
Change-Id: I5708bb3fb92f05a3dd1768620157a795ccebd57a
Added some missing parameters to the heartbeat message, found in end-to-end
testing with youtube. Also enabled heartbeats on client builds.
Change-Id: I445fb0cb168e63a041f0ecf828eaad493143a648
