Merge tag 'android-9.0.0_r6' into lineage-16.0-android-9.0.0_r6

Android 9.0.0 Release 6 (PPR2.180905.005)

* tag 'android-9.0.0_r6':
  M3UParser: handle missing EXT-X-MEDIA URIs
  Allow kPortModeDynamicANWBuffer for kBufferTypeANWBuffer in useBuffer
  MediaExtractor: stop rendering when an error occurs
  M3UParser: make url on demand

Change-Id: I94c22d4f81aa931e9eef73cc10033041be460fc0