Merge "Move jniGetReferent to its only user (framework)." am: a1cf11bf2c am: ef69882388 am: 1c3e4e38df am: 919eb49bfa

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1437075

Change-Id: I0c83a6e6cbf3283aca1e975d54a311e20c2b58bd