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/util/scoped_pipe.cc b/aos/util/scoped_pipe.cc
index d178c0d..7983f7b 100644
--- a/aos/util/scoped_pipe.cc
+++ b/aos/util/scoped_pipe.cc
@@ -6,7 +6,8 @@
 
 #include <ostream>
 
-#include "glog/logging.h"
+#include "absl/log/check.h"
+#include "absl/log/log.h"
 
 namespace aos::util {