Audio and other misc replay related changes (#3471)

Robust.Client/Player/PlayerManager.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
 using System.Linq;
 using Robust.Shared.Enums;
 using Robust.Shared.GameObjects;
@@ -255,5 +256,17 @@ namespace Robust.Client.Player
 
             PlayerListUpdated?.Invoke(this, EventArgs.Empty);
         }
+
+        public bool TryGetSessionByEntity(EntityUid uid, [NotNullWhen(true)] out ICommonSession? session)
+        {
+            if (LocalPlayer?.ControlledEntity == uid)
+            {
+                session = LocalPlayer.Session;
+                return true;
+            }
+
+            session = null;
+            return false;
+        }
     }
 }