code: @Override
      public DeleteDashboardsResult deleteDashboards(DeleteDashboardsRequest request) {
          request = beforeClientExecution(request);
          return executeDeleteDashboards(request);
      }
docs: <p>
  Deletes all dashboards that you specify. You may specify up to 100 dashboards to delete. If there is an error
  during this call, no dashboards are deleted.
  </p>
  
  @param deleteDashboardsRequest
  @return Result of the DeleteDashboards operation returned by the service.
  @throws InvalidParameterValueException
  The value of an input parameter is bad or out-of-range.
  @throws DashboardNotFoundErrorException
  The specified dashboard does not exist.
  @throws InternalServiceException
  Request processing has failed due to some unknown error, exception, or failure.
  @sample AmazonCloudWatch.DeleteDashboards
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/monitoring-2010-08-01/DeleteDashboards" target="_top">AWS
  API Documentation</a>