Update filesize use to modern interface

Author: Freaky

src/backend.rs

@@ -4,6 +4,7 @@ use std::time::Duration;
 use std::time::Instant;
 
 use crossbeam_channel::{bounded, Receiver, RecvTimeoutError};
+use filesize::PathExt;
 
 use crate::background::BackgroundHandle;
 use crate::compression::BackgroundCompactor;
@@ -221,8 +222,7 @@ impl<T> Backend<T> {
                         done += 1;
                         match result {
                             Ok(true) => {
-                                fi.physical_size =
-                                    filesize::file_real_size(&path).unwrap_or(fi.physical_size);
+                                fi.physical_size = path.size_on_disk().unwrap_or(fi.physical_size);
 
                                 // Irritatingly Windows can return success when it fails.
                                 if fi.physical_size == fi.logical_size {

src/folder.rs

@@ -3,7 +3,7 @@ use std::os::windows::fs::MetadataExt;
 use std::path::{Path, PathBuf};
 use std::time::{Duration, Instant};
 
-use filesize::file_real_size;
+use filesize::PathExt;
 use globset::GlobSet;
 use serde_derive::Serialize;
 use walkdir::WalkDir;
@@ -191,7 +191,7 @@ impl Background for FolderScan {
             .filter_map(|e| e.map_err(|e| eprintln!("Error: {:?}", e)).ok())
             .filter(|e| e.file_type().is_file())
             .filter_map(|e| e.metadata().map(|md| (e, md)).ok())
-            .filter_map(|(e, md)| file_real_size(e.path()).map(|s| (e, md, s)).ok())
+            .filter_map(|(e, md)| e.path().size_on_disk().map(|s| (e, md, s)).ok())
             .enumerate();
 
         for (count, (entry, metadata, physical)) in walker {