Convert //base to use std::unique_ptr

base/files/scoped_file.h

Index: base/files/scoped_file.h
diff --git a/base/files/scoped_file.h b/base/files/scoped_file.h
index 106f6ad94bf7f3b0e01799a61cb8dfcab914dd95..68c04158248dec05ee10ff71505ab56c74064e7d 100644
--- a/base/files/scoped_file.h
+++ b/base/files/scoped_file.h
@@ -7,9 +7,10 @@
 
 #include <stdio.h>
 
+#include <memory>
+
 #include "base/base_export.h"
 #include "base/logging.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/scoped_generic.h"
 #include "build/build_config.h"
 
@@ -54,7 +55,7 @@ typedef ScopedGeneric<int, internal::ScopedFDCloseTraits> ScopedFD;
 #endif
 
 // Automatically closes |FILE*|s.
-typedef scoped_ptr<FILE, internal::ScopedFILECloser> ScopedFILE;
+typedef std::unique_ptr<FILE, internal::ScopedFILECloser> ScopedFILE;
 
 }  // namespace base