Move //services/files/c -> //mojo/services/files/public/c.

mojo/services/files/public/c/mojio_unistd.h

Index: mojo/services/files/public/c/mojio_unistd.h
diff --git a/services/files/c/mojio_unistd.h b/mojo/services/files/public/c/mojio_unistd.h
similarity index 96%
rename from services/files/c/mojio_unistd.h
rename to mojo/services/files/public/c/mojio_unistd.h
index a04091e27392d41dd6170f54c6e8d6bc421caeec..4b6ea9067fc931966779d5b95ceece76e3bd952a 100644
--- a/services/files/c/mojio_unistd.h
+++ b/mojo/services/files/public/c/mojio_unistd.h
@@ -8,8 +8,8 @@
 // In general, functions/types/macros are given "mojio_"/"MOJIO_"/etc. prefixes.
 // There are a handful of exceptions (noted below).
 
-#ifndef SERVICES_FILES_C_MOJIO_UNISTD_H_
-#define SERVICES_FILES_C_MOJIO_UNISTD_H_
+#ifndef MOJO_SERVICES_FILES_PUBLIC_C_MOJIO_UNISTD_H_
+#define MOJO_SERVICES_FILES_PUBLIC_C_MOJIO_UNISTD_H_
 
 // Includes --------------------------------------------------------------------
 
@@ -21,7 +21,7 @@
 // <unistd.h> is required to |ssize_t|, |uid_t|, |gid_t|, |off_t|, |pid_t|, and
 // |useconds_t| from <sys/types.h>, so we may as well define our versions by
 // inclusion.
-#include "services/files/c/mojio_sys_types.h"
+#include "files/public/c/mojio_sys_types.h"
 
 // Macros ----------------------------------------------------------------------
 
@@ -152,4 +152,4 @@ mojio_ssize_t mojio_write(int fd, const void* buf, size_t count);
 }  // extern "C"
 #endif
 
-#endif  // SERVICES_FILES_C_MOJIO_UNISTD_H_
+#endif  // MOJO_SERVICES_FILES_PUBLIC_C_MOJIO_UNISTD_H_