Merge "Add HwModule::getRoutes method" am: 6100fd64f4 am: 15f4bff5dd am: 8ee0b8efca am: ee0c177028

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/1897863

Change-Id: Ie1317fc6c741dd44d0e8993ee7bba6917ab40bb2