liblog: remove more unneeded #define's

Test: build
Change-Id: I44f1d051e5438e38d7c14f79a7e72dd18cd3df83
diff --git a/liblog/include/log/log.h b/liblog/include/log/log.h
index 90d1e76..19edb83 100644
--- a/liblog/include/log/log.h
+++ b/liblog/include/log/log.h
@@ -87,8 +87,6 @@
 /*
  * Event log entry types.
  */
-#ifndef __AndroidEventLogType_defined
-#define __AndroidEventLogType_defined
 typedef enum {
   /* Special markers for android_log_list_element type */
   EVENT_TYPE_LIST_STOP = '\n', /* declare end of list  */
@@ -101,9 +99,6 @@
   EVENT_TYPE_LIST = 3,
   EVENT_TYPE_FLOAT = 4,
 } AndroidEventLogType;
-#endif
-#define sizeof_AndroidEventLogType sizeof(typeof_AndroidEventLogType)
-#define typeof_AndroidEventLogType unsigned char
 
 #ifndef LOG_EVENT_INT
 #define LOG_EVENT_INT(_tag, _value)                                          \