Remove deprecated RtpRtcp::SetAudioPacketSize

webrtc/modules/rtp_rtcp/source/rtp_sender.h

Index: webrtc/modules/rtp_rtcp/source/rtp_sender.h
diff --git a/webrtc/modules/rtp_rtcp/source/rtp_sender.h b/webrtc/modules/rtp_rtcp/source/rtp_sender.h
index d4aca38c907254c7b61e6b4b259fb472497acb7f..9ab3e33f8a8832bba63ad2238e5df74e689f0e43 100644
--- a/webrtc/modules/rtp_rtcp/source/rtp_sender.h
+++ b/webrtc/modules/rtp_rtcp/source/rtp_sender.h
@@ -176,10 +176,6 @@ class RTPSender {
   // Send a DTMF tone using RFC 2833 (4733).
   int32_t SendTelephoneEvent(uint8_t key, uint16_t time_ms, uint8_t level);
 
-  // This function is deprecated. It was previously used to determine when it
-  // was time to send a DTMF packet in silence (CNG).
-  RTC_DEPRECATED int32_t SetAudioPacketSize(uint16_t packet_size_samples);
-
   // Store the audio level in d_bov for
   // header-extension-for-audio-level-indication.
   int32_t SetAudioLevel(uint8_t level_d_bov);