libbinder: stop exporting private headers

Having a 'private' include directory for a library is somewhat of an
artifact. There is no need to export these (or once include_dirs is
eliminated, make them available at any capacity). We want libbinder to
completely encapsulate the kernel API.

Bug: N/A
Test: binderLibTest
Change-Id: If84ff928a186f3397150660c2cc1faadb46b796c
diff --git a/libs/binder/ProcessState.cpp b/libs/binder/ProcessState.cpp
index a2efb1c..f7ca1e6 100644
--- a/libs/binder/ProcessState.cpp
+++ b/libs/binder/ProcessState.cpp
@@ -27,8 +27,8 @@
 #include <utils/String8.h>
 #include <utils/threads.h>
 
-#include <private/binder/binder_module.h>
 #include "Static.h"
+#include "binder_module.h"
 
 #include <errno.h>
 #include <fcntl.h>