Binder file module

Test: mma
Bug: 302723053
Change-Id: Ie27f8a36ab56069c928079da8a0cf3d8bfb49813
diff --git a/libs/binder/OS_unix_base.cpp b/libs/binder/OS_unix_base.cpp
index 28a0d5e..ca998d4 100644
--- a/libs/binder/OS_unix_base.cpp
+++ b/libs/binder/OS_unix_base.cpp
@@ -16,13 +16,15 @@
 
 #include "OS.h"
 #include "Utils.h"
+#include "file.h"
 
-#include <android-base/file.h>
 #include <binder/RpcTransportRaw.h>
 #include <log/log.h>
 #include <string.h>
 #include <sys/socket.h>
 
+using android::binder::ReadFully;
+
 namespace android::binder::os {
 
 // Linux kernel supports up to 253 (from SCM_MAX_FD) for unix sockets.