use Automerge as Document instead of AutoCommit

This allows a lot of operations to drop mut.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/swarm/stats.rs b/src/swarm/stats.rs
index 2398b09..04f41b2 100644
--- a/src/swarm/stats.rs
+++ b/src/swarm/stats.rs
@@ -278,8 +278,8 @@ pub(crate) fn measure_saved_size(state: &AppState) {
         let doc = std::sync::Arc::clone(&state.doc);
         // Both steps take time proportional to the document: off the async threads.
         let measured = match tokio::task::spawn_blocking(move || {
-            let mut copy = doc.blocking_read().doc.clone();
-            crate::document::save(&mut copy).len() as u64
+            let copy = doc.blocking_read().doc.clone();
+            crate::document::save(&copy).len() as u64
         })
         .await
         {