Change NetEq::GetPlayoutTimestamp to return an rtc::Optional<uint32_t>
This is in preparation for changes to when the playout timestamp is
valid.
BUG=webrtc:5669
Review URL: https://codereview.webrtc.org/1853183002
Cr-Commit-Position: refs/heads/master@{#12256}
diff --git a/webrtc/modules/audio_coding/neteq/neteq_impl.h b/webrtc/modules/audio_coding/neteq/neteq_impl.h
index 514fdaa..737efd4 100644
--- a/webrtc/modules/audio_coding/neteq/neteq_impl.h
+++ b/webrtc/modules/audio_coding/neteq/neteq_impl.h
@@ -160,7 +160,7 @@
// Disables post-decode VAD.
void DisableVad() override;
- bool GetPlayoutTimestamp(uint32_t* timestamp) override;
+ rtc::Optional<uint32_t> GetPlayoutTimestamp() override;
int last_output_sample_rate_hz() const override;