Classes/Console/Database/Schema/SchemaUpdateResult.php
public function addPerformedUpdates(SchemaUpdateType $schemaUpdateType, array $updates)
    {
        $this->performedUpdates[(string)$schemaUpdateType] = array_merge((array)$this->performedUpdates[(string)$schemaUpdateType], $updates);
    }
public function addPerformedUpdates(SchemaUpdateType $schemaUpdateType, array $updates)
    {
        $this->performedUpdates[(string)$schemaUpdateType] = array_merge((array)$this->performedUpdates[(string)$schemaUpdateType], $updates);
    }
Adds to the number of updates performed for a schema update type

@param SchemaUpdateType $schemaUpdateType Schema update type
@param array $updates Updates performed