Remove logging in audio/* from release builds.

This makes the binary around 8000 bytes smaller.

Bug: webrtc:8529
Change-Id: Ic59b16e300dd4dd5471e1079103982300cb5d660
Reviewed-on: https://webrtc-review.googlesource.com/43300
Reviewed-by: Henrik Andreassson <henrika@webrtc.org>
Reviewed-by: Fredrik Solenberg <solenberg@webrtc.org>
Commit-Queue: Jonas Olsson <jonasolsson@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#21762}
diff --git a/rtc_base/logging.h b/rtc_base/logging.h
index e3879fc..91b71a6 100644
--- a/rtc_base/logging.h
+++ b/rtc_base/logging.h
@@ -279,7 +279,7 @@
     rtc::LogMessage(__FILE__, __LINE__, rtc::sev).stream()
 
 // The _V version is for when a variable is passed in.  It doesn't do the
-// namespace concatination.
+// namespace concatenation.
 #define RTC_LOG_V(sev) \
   RTC_LOG_SEVERITY_PRECONDITION(sev) \
     rtc::LogMessage(__FILE__, __LINE__, sev).stream()
@@ -354,13 +354,13 @@
 #define RTC_DLOG_F(sev) RTC_LOG_F(sev)
 #else
 #define RTC_DLOG_EAT_STREAM_PARAMS(sev) \
-  (true ? true : ((void)(rtc::sev), true)) \
-      ? static_cast<void>(0)          \
-      : rtc::LogMessageVoidify() &    \
-        rtc::LogMessage(__FILE__, __LINE__, rtc::sev).stream()
-#define RTC_DLOG(sev) RTC_DLOG_EAT_STREAM_PARAMS(sev)
+  (true ? true : ((void)(sev), true))   \
+      ? static_cast<void>(0)            \
+      : rtc::LogMessageVoidify() &      \
+            rtc::LogMessage(__FILE__, __LINE__, sev).stream()
+#define RTC_DLOG(sev) RTC_DLOG_EAT_STREAM_PARAMS(rtc::sev)
 #define RTC_DLOG_V(sev) RTC_DLOG_EAT_STREAM_PARAMS(sev)
-#define RTC_DLOG_F(sev) RTC_DLOG_EAT_STREAM_PARAMS(sev)
+#define RTC_DLOG_F(sev) RTC_DLOG_EAT_STREAM_PARAMS(rtc::sev)
 #endif
 
 }  // namespace rtc