kwiberg abe95ba323 AudioDecoderIsacT: Require caller to always specify sample rate
This gets rid of the complex & icky state where the sample rate is not
yet determined.

BUG=webrtc:5801

Review-Url: https://codereview.webrtc.org/2020353003
Cr-Commit-Position: refs/heads/master@{#13011}
2016-06-02 09:59:02 +00:00
..
2015-09-29 22:45:23 +00:00
2016-01-13 00:26:55 +00:00