Implement ScopedFD in terms of ScopedGeneric.

sandbox/linux/services/yama.cc

Index: sandbox/linux/services/yama.cc
diff --git a/sandbox/linux/services/yama.cc b/sandbox/linux/services/yama.cc
index efb261c561b5aa5d5207b11d095c4ee60f3812db..39ac079f1ea39e54b6d282cf37b9b9942a8d9e52 100644
--- a/sandbox/linux/services/yama.cc
+++ b/sandbox/linux/services/yama.cc
@@ -12,6 +12,7 @@
 
 #include "base/basictypes.h"
 #include "base/file_util.h"
+#include "base/files/scoped_file.h"
 #include "base/logging.h"
 #include "base/posix/eintr_wrapper.h"
 
@@ -78,18 +79,17 @@ int Yama::GetStatus() {
 
   static const char kPtraceScopePath[] = "/proc/sys/kernel/yama/ptrace_scope";
 
-  int yama_scope = open(kPtraceScopePath, O_RDONLY);
+  base::ScopedFD yama_scope(open(kPtraceScopePath, O_RDONLY));

[agl, 2014/03/18 06:52:05]

HANDLE_EINTR

 
-  if (yama_scope < 0) {
+  if (!yama_scope.is_valid()) {
     const int open_errno = errno;
     DCHECK(ENOENT == open_errno);
     // The status is known, yama is not present.
     return STATUS_KNOWN;
   }
 
-  file_util::ScopedFDCloser yama_scope_closer(&yama_scope);
   char yama_scope_value = 0;
-  ssize_t num_read = read(yama_scope, &yama_scope_value, 1);
+  ssize_t num_read = read(yama_scope.get(), &yama_scope_value, 1);

[agl, 2014/03/18 06:52:05]

HANDLE_EINTR

   PCHECK(1 == num_read);
 
   switch (yama_scope_value) {