Move over to ABSL logging and flags.

Removes gperftools too since that wants gflags.

Here come the fireworks.

Change-Id: I79cb7bcf60f1047fbfa28bfffc21a0fd692e4b1c
Signed-off-by: Austin Schuh <austin.linux@gmail.com>
diff --git a/aos/analysis/py_log_reader.cc b/aos/analysis/py_log_reader.cc
index c190acb..19b0855 100644
--- a/aos/analysis/py_log_reader.cc
+++ b/aos/analysis/py_log_reader.cc
@@ -26,8 +26,9 @@
 #include <string>
 #include <vector>
 
+#include "absl/log/check.h"
+#include "absl/log/log.h"
 #include "absl/types/span.h"
-#include "glog/logging.h"
 
 #include "aos/configuration.h"
 #include "aos/events/context.h"