在android\build\tools\releasetools\ota_from_target_files\ota_from_target_files里面的 script.ShowProgress(0.2, 15)
script.WriteRawImage("/misc", "misc.img")下面加入
script.Mount("/data")
script.DeleteFiles(["/data/app/com.android.vending-1.apk",
"/data/app/com.android.vending-2.apk"])