Add UTC time to init event in AEC debug dump.

Bug: webrtc:9616
Change-Id: I1350212f0b8835fb64427483269da96d51670c01
Reviewed-on: https://webrtc-review.googlesource.com/92620
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Minyue Li <minyue@webrtc.org>
Reviewed-by: Per Ã…hgren <peah@webrtc.org>
Reviewed-by: Henrik Lundin <henrik.lundin@webrtc.org>
Reviewed-by: Per Kjellander <perkj@webrtc.org>
Reviewed-by: Alex Loiko <aleloi@webrtc.org>
Commit-Queue: Minyue Li <minyue@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24267}
diff --git a/modules/audio_processing/audio_processing_impl.cc b/modules/audio_processing/audio_processing_impl.cc
index 4865afa..3711375 100644
--- a/modules/audio_processing/audio_processing_impl.cc
+++ b/modules/audio_processing/audio_processing_impl.cc
@@ -34,6 +34,7 @@
 #include "rtc_base/platform_file.h"
 #include "rtc_base/refcountedobject.h"
 #include "rtc_base/system/arch.h"
+#include "rtc_base/timeutils.h"
 #include "rtc_base/trace_event.h"
 #if WEBRTC_INTELLIGIBILITY_ENHANCER
 #include "modules/audio_processing/intelligibility/intelligibility_enhancer.h"
@@ -572,7 +573,7 @@
   InitializePreProcessor();
 
   if (aec_dump_) {
-    aec_dump_->WriteInitMessage(formats_.api_format);
+    aec_dump_->WriteInitMessage(formats_.api_format, rtc::TimeUTCMillis());
   }
   return kNoError;
 }
@@ -1575,7 +1576,7 @@
   // 'aec_dump' parameter, which is after locks are released.
   aec_dump_.swap(aec_dump);
   WriteAecDumpConfigMessage(true);
-  aec_dump_->WriteInitMessage(formats_.api_format);
+  aec_dump_->WriteInitMessage(formats_.api_format, rtc::TimeUTCMillis());
 }
 
 void AudioProcessingImpl::DetachAecDump() {