f77e96bca8
Extensions can perform additional actions whenever data is read (e.g. sleeping to simulate bandwidth restrictions). Additionally, the factory class can also be overwritten and allows to set the FakeDataSet later in case it is not available right away. Moreover, this class now also uses a transfer listener similar to all real data sources. ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=162326000