question: task-file key : recents_task_key + leaf filename thumbnail-file key : recents_image_key + leaf filename concode_field_sep String RECENTS_IMAGE_KEY concode_elem_sep String RECENTS_IMAGE_RESTORE_DIR concode_elem_sep File mRestoredTasksDir concode_elem_sep boolean DEBUG concode_elem_sep FileBackupHelperBase mTaskFileHelper concode_elem_sep String RECENTS_IMAGE_DIR concode_elem_sep File mRestoredImagesDir concode_elem_sep File mTasksDir concode_elem_sep File mSystemDir concode_elem_sep String RECENTS_TASK_DIR concode_elem_sep String[] mRecentKeys concode_elem_sep String[] mRecentFiles concode_elem_sep String TAG concode_elem_sep String RECENTS_TASK_RESTORE_DIR concode_elem_sep String RECENTS_TASK_KEY concode_field_sep void writeNewStateDescription concode_elem_sep void restoreEntity
target: void function ( ParcelFileDescriptor arg0 , BackupDataOutput arg1 , ParcelFileDescriptor arg2 ) { FileBackupHelperBase . performBackup_checked ( arg0 , arg1 , arg2 , mRecentFiles , mRecentKeys ) ; }