Revert of Forward output glitch information from stream WebRTC log

media/audio/mac/audio_auhal_mac.cc

Index: media/audio/mac/audio_auhal_mac.cc
diff --git a/media/audio/mac/audio_auhal_mac.cc b/media/audio/mac/audio_auhal_mac.cc
index 1e95898f38c15e29f64a69e5b64f9becfeacb6a2..42cd16d88a6df4ab30b226655ba3b2ea008ef58c 100644
--- a/media/audio/mac/audio_auhal_mac.cc
+++ b/media/audio/mac/audio_auhal_mac.cc
@@ -11,7 +11,6 @@
 #include "base/logging.h"
 #include "base/mac/mac_logging.h"
 #include "base/metrics/histogram_macros.h"
-#include "base/strings/stringprintf.h"
 #include "base/time/time.h"
 #include "base/trace_event/trace_event.h"
 #include "media/audio/mac/audio_manager_mac.h"
@@ -40,8 +39,7 @@
 
 AUHALStream::AUHALStream(AudioManagerMac* manager,
                          const AudioParameters& params,
-                         AudioDeviceID device,
-                         const AudioManager::LogCallback& log_callback)
+                         AudioDeviceID device)
     : manager_(manager),
       params_(params),
       output_channels_(params_.channels()),
@@ -59,8 +57,7 @@
       last_number_of_frames_(0),
       total_lost_frames_(0),
       largest_glitch_frames_(0),
-      glitches_detected_(0),
-      log_callback_(log_callback) {
+      glitches_detected_(0) {
   // We must have a manager.
   DCHECK(manager_);
 
@@ -393,19 +390,16 @@
   UMA_HISTOGRAM_CUSTOM_COUNTS("Media.Audio.Render.Glitches", glitches_detected_,
                               0, 999999, 100);
 
-  auto lost_frames_ms = (total_lost_frames_ * 1000) / params_.sample_rate();
-  std::string log_message = base::StringPrintf(
-      "AU out: Total glitches=%d. Total frames lost=%d (%d ms).",
-      glitches_detected_, total_lost_frames_, lost_frames_ms);
-  log_callback_.Run(log_message);
-
   if (glitches_detected_ != 0) {
+    auto lost_frames_ms = (total_lost_frames_ * 1000) / params_.sample_rate();
     UMA_HISTOGRAM_COUNTS("Media.Audio.Render.LostFramesInMs", lost_frames_ms);
     auto largest_glitch_ms =
         (largest_glitch_frames_ * 1000) / params_.sample_rate();
     UMA_HISTOGRAM_COUNTS("Media.Audio.Render.LargestGlitchMs",
                          largest_glitch_ms);
-    DLOG(WARNING) << log_message;
+    DLOG(WARNING) << "Total glitches=" << glitches_detected_
+                  << ". Total frames lost=" << total_lost_frames_ << " ("
+                  << lost_frames_ms;
   }
 
   number_of_frames_requested_ = 0;