TcUtils jni: jobject clazz -> jclass clazz am: f24beefe55 am: a98078095b am: 7847525b3e

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2772884

Change-Id: Ie39cc450e96ea9d7f19881cf1fcda7bebd5f6d88
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>