#2625 remove unused method.

framework/src/Volo.Abp.Auditing/Volo/Abp/Auditing/AuditingManager.cs

@@ -154,11 +154,6 @@ namespace Volo.Abp.Auditing
             {
                 await _auditingManager.SaveAsync(this);
             }
-            
-            public void AddException(Exception exception)
-            {
-                this.AuditLog.Exceptions.Add(exception);
-            }
 
             public void Dispose()
             {

framework/src/Volo.Abp.Auditing/Volo/Abp/Auditing/IAuditLogSaveHandle.cs

@@ -6,6 +6,5 @@ namespace Volo.Abp.Auditing
     public interface IAuditLogSaveHandle : IDisposable
     {
         Task SaveAsync();
-        void AddException(Exception exception);
     }
 }