Revert "logd: liblog: whitelist "snet_event_log""

Callers will not guarantee that they can or will ratelimit, we need to
retain the ability to blacklist snet_event_log as a result.

This reverts commit 6aa21b225dd1600473388bd640443653d649420a.

Bug: 26178938
Change-Id: Ibf47d2e23a84c56f5f72d02312c698df7ff2b601
diff --git a/liblog/Android.mk b/liblog/Android.mk
index 4ab5006..a183db8 100644
--- a/liblog/Android.mk
+++ b/liblog/Android.mk
@@ -22,7 +22,7 @@
 #       's/^\([0-9]*\)[ \t]*liblog[ \t].*/-DLIBLOG_LOG_TAG=\1/p' \
 #       $(LOCAL_PATH)/event.logtags)
 # so make sure we do not regret hard-coding it as follows:
-liblog_cflags := -DLIBLOG_LOG_TAG=1005 -DSNET_EVENT_LOG_TAG=1397638484
+liblog_cflags := -DLIBLOG_LOG_TAG=1005
 
 liblog_host_sources := logd_write.c log_event_write.c fake_log_device.c event.logtags
 liblog_target_sources := logd_write.c log_event_write.c event_tag_map.c log_time.cpp log_is_loggable.c