init: use libbootloader_message.

Bug: 29582118
Change-Id: I6285b29774a11d6dda8496c7c73e4c1d17a672bd
diff --git a/init/builtins.cpp b/init/builtins.cpp
index f3f04c2..5d512ae 100644
--- a/init/builtins.cpp
+++ b/init/builtins.cpp
@@ -46,7 +46,7 @@
 #include <android-base/file.h>
 #include <android-base/parseint.h>
 #include <android-base/stringprintf.h>
-#include <bootloader_message_writer.h>
+#include <bootloader_message/bootloader_message.h>
 #include <cutils/partition_utils.h>
 #include <cutils/android_reboot.h>
 #include <logwrap/logwrap.h>