Cast: Remove LoggingStats in favor of event subscribers.

media/cast/logging/logging_defines.cc

Index: media/cast/logging/logging_defines.cc
diff --git a/media/cast/logging/logging_defines.cc b/media/cast/logging/logging_defines.cc
index adb1f040cf5f604674263cd1a2b78f7b0d3c6a6f..5dbf9d281802bc1bb6ef6a944b14f573843db9d1 100644
--- a/media/cast/logging/logging_defines.cc
+++ b/media/cast/logging/logging_defines.cc
@@ -13,27 +13,6 @@
 namespace media {
 namespace cast {
 
-CastLoggingConfig::CastLoggingConfig()
-    : enable_raw_data_collection(false),
-      enable_stats_data_collection(false) {}
-
-CastLoggingConfig::~CastLoggingConfig() {}
-
-CastLoggingConfig GetDefaultCastSenderLoggingConfig() {
-  return CastLoggingConfig();
-}
-
-CastLoggingConfig GetDefaultCastReceiverLoggingConfig() {
-  return CastLoggingConfig();
-}
-
-CastLoggingConfig GetLoggingConfigWithRawEventsAndStatsEnabled() {
-  CastLoggingConfig config;
-  config.enable_raw_data_collection = true;
-  config.enable_stats_data_collection = true;
-  return config;
-}
-
 const char* CastLoggingToString(CastLoggingEvent event) {
   switch (event) {
     // Can happen if the sender and receiver of RTCP log messages are not