refactor(ffi): get rid of get_event_timeline_item_by_event_id

This should be unused too. We can't plain get rid of the SDK equivalent,
because it's still used in two places in the context of replies.

bindings/matrix-sdk-ffi/src/timeline/mod.rs

@@ -53,7 +53,7 @@ use ruma::{
         },
         AnyMessageLikeEventContent,
     },
-    EventId, OwnedTransactionId,
+    EventId,
 };
 use tokio::{
     sync::Mutex,
@@ -555,27 +555,6 @@ impl Timeline {
         Ok(())
     }
 
-    /// Get the current timeline item for the given event ID, if any.
-    ///
-    /// Will return a remote event, *or* a local echo that has been sent but not
-    /// yet replaced by a remote echo.
-    ///
-    /// It's preferable to store the timeline items in the model for your UI, if
-    /// possible, instead of just storing IDs and coming back to the timeline
-    /// object to look up items.
-    pub async fn get_event_timeline_item_by_event_id(
-        &self,
-        event_id: String,
-    ) -> Result<EventTimelineItem, ClientError> {
-        let event_id = EventId::parse(event_id)?;
-        let item = self
-            .inner
-            .item_by_event_id(&event_id)
-            .await
-            .context("Item with given event ID not found")?;
-        Ok(item.into())
-    }
-
     /// Redacts an event from the timeline.
     ///
     /// Only works for events that exist as timeline items.