tree 592f30ee653fb831407f72847a5d25e22e348084
parent 10caf0e237e9201e0db92fe05d8872f548187f6a
author Marco Nelissen <marcone@google.com> 1535750225 -0700
committer Marco Nelissen <marcone@google.com> 1535750278 -0700

Remove kKeyNalLengthSize

It was only used internally in MatroskaExtractor, so doesn't need to
be exposed in MetaData.

Test: build

Change-Id: I078f441cd125d161b1cd22557675c7abfb64d7f2