Delete deprecated rtc_event_log header

Bug: webrtc:10206
Change-Id: I9ed3148843c647372993729b87c0e74741ab540b
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/147870
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28791}
diff --git a/audio/channel_send.cc b/audio/channel_send.cc
index 4df06f3..d729b9f 100644
--- a/audio/channel_send.cc
+++ b/audio/channel_send.cc
@@ -21,10 +21,10 @@
 #include "api/array_view.h"
 #include "api/call/transport.h"
 #include "api/crypto/frame_encryptor_interface.h"
+#include "api/rtc_event_log/rtc_event_log.h"
 #include "audio/utility/audio_frame_operations.h"
 #include "call/rtp_transport_controller_send_interface.h"
 #include "logging/rtc_event_log/events/rtc_event_audio_playout.h"
-#include "logging/rtc_event_log/rtc_event_log.h"
 #include "modules/audio_coding/audio_network_adaptor/include/audio_network_adaptor_config.h"
 #include "modules/audio_coding/include/audio_coding_module.h"
 #include "modules/audio_processing/rms_level.h"