Update log text for glitch info in AudioSyncReader.

content/browser/renderer_host/media/audio_sync_reader.cc

Index: content/browser/renderer_host/media/audio_sync_reader.cc
diff --git a/content/browser/renderer_host/media/audio_sync_reader.cc b/content/browser/renderer_host/media/audio_sync_reader.cc
index 74cfa13856bfb452756d6243078f06b8ed9341c7..1436b87226764a4488868754290e839da44e1617 100644
--- a/content/browser/renderer_host/media/audio_sync_reader.cc
+++ b/content/browser/renderer_host/media/audio_sync_reader.cc
@@ -7,6 +7,7 @@
 #include <algorithm>
 
 #include "base/command_line.h"
+#include "base/format_macros.h"
 #include "base/memory/shared_memory.h"
 #include "base/metrics/histogram.h"
 #include "base/strings/stringprintf.h"
@@ -99,9 +100,9 @@ AudioSyncReader::~AudioSyncReader() {
   renderer_missed_callback_count_ > 0 ?
       LogAudioGlitchResult(AUDIO_RENDERER_AUDIO_GLITCHES) :
       LogAudioGlitchResult(AUDIO_RENDERER_NO_AUDIO_GLITCHES);
-  std::string log_string =
-      base::StringPrintf("ASR: number of detected audio glitches=%d",
-                         static_cast<int>(renderer_missed_callback_count_));
+  std::string log_string = base::StringPrintf(
+      "ASR: number of detected audio glitches: %" PRIuS " out of %" PRIuS,
+      renderer_missed_callback_count_, renderer_callback_count_);
   MediaStreamManager::SendMessageToNativeLog(log_string);
   DVLOG(1) << log_string;
 }