chore: get rid of SlidingSync::reset_lists as it's unused

Signed-off-by: Benjamin Bouvier <public@benj.me>

bindings/matrix-sdk-ffi/src/sliding_sync.rs

@@ -757,10 +757,6 @@ impl SlidingSync {
         })
     }
 
-    pub fn reset_lists(&self) -> Result<(), SlidingSyncError> {
-        self.inner.reset_lists().map_err(Into::into)
-    }
-
     pub fn sync(&self) -> Arc<TaskHandle> {
         let inner = self.inner.clone();
         let client = self.client.clone();

crates/matrix-sdk/src/sliding_sync/mod.rs

@@ -632,17 +632,6 @@ impl SlidingSync {
     pub async fn stop_sync(&self) -> Result<(), Error> {
         self.inner.internal_channel_send(SlidingSyncInternalMessage::SyncLoopStop).await
     }
-
-    /// Resets the lists.
-    pub fn reset_lists(&self) -> Result<(), Error> {
-        let lists = self.inner.lists.read().unwrap();
-
-        for list in lists.values() {
-            list.reset()?;
-        }
-
-        Ok(())
-    }
 }
 
 impl SlidingSyncInner {