This is to prepare for implementation of NetEq muted state, which may cause GetAudioInternal to make an early return just before the call to GetDecision. With this change, the stats are updated in any case. BUG=webrtc:5608 NOTRY=True Review-Url: https://codereview.webrtc.org/1948663002 Cr-Commit-Position: refs/heads/master@{#12671}