public override bool Execute(ActivityExecutor executor, BookmarkManager bookmarkManager)
 {
     NativeActivityFaultContext faultContext = null;
     try
     {
         faultContext = new NativeActivityFaultContext(base.ActivityInstance, executor, bookmarkManager, this.propagatedException, this.originalExceptionSource);
         this.callbackWrapper.Invoke(faultContext, this.propagatedException, this.propagatedFrom);
         if (!faultContext.IsFaultHandled)
         {
             base.SetExceptionToPropagateWithoutAbort(this.propagatedException);
         }
     }
     catch (Exception exception)
     {
         if (Fx.IsFatal(exception))
         {
             throw;
         }
         base.ExceptionToPropagate = exception;
     }
     finally
     {
         if (faultContext != null)
         {
             faultContext.Dispose();
         }
     }
     return true;
 }