Merge "rust: Add support for parameterized types" am: b634420506 am: 7d70a2bc3c

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2485657

Change-Id: I20158d3ae1fecec10e48e69b3cc44dd6403a2da9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>