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

chrome/browser/chromeos/extensions/file_manager/private_api_tasks.h

Index: chrome/browser/chromeos/extensions/file_manager/private_api_tasks.h
diff --git a/chrome/browser/chromeos/extensions/file_manager/private_api_tasks.h b/chrome/browser/chromeos/extensions/file_manager/private_api_tasks.h
index 80b4b67793776e80a49e08201b7d16ff47327faf..4d75d73ca9784933a2c76fb55eeb4b16b4f319b9 100644
--- a/chrome/browser/chromeos/extensions/file_manager/private_api_tasks.h
+++ b/chrome/browser/chromeos/extensions/file_manager/private_api_tasks.h
@@ -7,11 +7,11 @@
 #ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_PRIVATE_API_TASKS_H_
 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_PRIVATE_API_TASKS_H_
 
+#include <memory>
 #include <set>
 #include <string>
 #include <vector>
 
-#include "base/memory/scoped_ptr.h"
 #include "chrome/browser/chromeos/extensions/file_manager/private_api_base.h"
 #include "chrome/browser/chromeos/file_manager/file_tasks.h"
 
@@ -60,15 +60,17 @@ class FileManagerPrivateInternalGetFileTasksFunction
   bool RunAsync() override;
 
  private:
-  void OnMimeTypesCollected(scoped_ptr<std::vector<std::string> > mime_types);
+  void OnMimeTypesCollected(
+      std::unique_ptr<std::vector<std::string>> mime_types);
 
   void OnAreDirectoriesAndMimeTypesCollected(
-      scoped_ptr<std::vector<std::string>> mime_types,
-      scoped_ptr<std::set<base::FilePath>> path_directory_set);
+      std::unique_ptr<std::vector<std::string>> mime_types,
+      std::unique_ptr<std::set<base::FilePath>> path_directory_set);
 
-  scoped_ptr<app_file_handler_util::IsDirectoryCollector>
+  std::unique_ptr<app_file_handler_util::IsDirectoryCollector>
       is_directory_collector_;
-  scoped_ptr<app_file_handler_util::MimeTypeCollector> mime_type_collector_;
+  std::unique_ptr<app_file_handler_util::MimeTypeCollector>
+      mime_type_collector_;
   std::vector<GURL> urls_;
   std::vector<base::FilePath> local_paths_;
 };