Also clean up test_data_util.cc. Change-Id: Ic6038e072939d55fad7cc739b53ab9888b4251c1
Change-Id: I2aeb506e5bf7e2301e855456688273fe5f3988a2
Also includes a dummy packager_test with TestingMuxer. Change-Id: I6a6e6dd77e343ef742adc1846ede203993628943