feat: Support Ctrl+Y recovery undo (Ctrl+Z) operation to prevent files from being deleted · linuxdeepin/dde-file-manager@6cbd5a4

Parameter 'list' is passed by value. It could be passed as a const reference which is usually faster and recommended in C++.

Parameter 'urls' is passed by value. It could be passed as a const reference which is usually faster and recommended in C++.

The function 'handleOperationCleanByUrls' is never used.

The function 'handleOperationSaveRedoOperations' is never used.