Convert //chrome/browser/chromeos from scoped_ptr to std::unique_ptr

chrome/browser/chromeos/file_system_provider/operations/read_directory.h

Index: chrome/browser/chromeos/file_system_provider/operations/read_directory.h
diff --git a/chrome/browser/chromeos/file_system_provider/operations/read_directory.h b/chrome/browser/chromeos/file_system_provider/operations/read_directory.h
index 0b9ebfea83523bba8f615b7134443e7f25797233..4ded2611b1dace494bcb39e46c8497c686b6d809 100644
--- a/chrome/browser/chromeos/file_system_provider/operations/read_directory.h
+++ b/chrome/browser/chromeos/file_system_provider/operations/read_directory.h
@@ -5,9 +5,10 @@
 #ifndef CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_OPERATIONS_READ_DIRECTORY_H_
 #define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_OPERATIONS_READ_DIRECTORY_H_
 
+#include <memory>
+
 #include "base/files/file.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "chrome/browser/chromeos/file_system_provider/operations/operation.h"
 #include "chrome/browser/chromeos/file_system_provider/provided_file_system_info.h"
 #include "chrome/browser/chromeos/file_system_provider/request_value.h"
@@ -38,10 +39,10 @@ class ReadDirectory : public Operation {
   // Operation overrides.
   bool Execute(int request_id) override;
   void OnSuccess(int request_id,
-                 scoped_ptr<RequestValue> result,
+                 std::unique_ptr<RequestValue> result,
                  bool has_more) override;
   void OnError(int request_id,
-               scoped_ptr<RequestValue> result,
+               std::unique_ptr<RequestValue> result,
                base::File::Error error) override;
 
  private: