deprecate

tokio/src/runtime/metrics/runtime.rs

@@ -69,6 +69,12 @@ impl RuntimeMetrics {
         self.handle.inner.num_blocking_threads()
     }
 
+    #[deprecated]
+    /// Renamed to [`RuntimeMetrics::num_active_tasks`]
+    pub fn active_tasks_count(&self) -> usize {
+        self.num_active_tasks()
+    }
+
     /// Returns the current number of active tasks in the runtime.
     ///
     /// This value increases and decreases over time as tasks are spawned and as they are completed or cancelled.