Include sys/stat.h for stat64 definition

fixes
In file included from ../../base/files/file_enumerator.cc:5:
../../base/files/file_enumerator.h:78:20: error: field has incomplete type 'base::stat_wrapper_t' (aka 'stat64')
    stat_wrapper_t stat_;
                   ^
../../base/files/file.h:28:8: note: forward declaration of 'stat64'
struct stat64;
       ^
1 error generated.


Upstream-Status: Pending

Signed-off-by: Khem Raj <raj.khem@gmail.com>

--- a/base/files/file.h
+++ b/base/files/file.h
@@ -8,6 +8,7 @@
 #include <stdint.h>
 
 #include <string>
+#include <sys/stat.h>
 
 #include "base/base_export.h"
 #include "base/containers/span.h"