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

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

Change-Id: I19a9c117f23fcf0543a89e84f0b7ce5f66567311