external/neven shouldn't depend on android_runtime.

Use jniRegisterNativeMethods from libnativehelper
instead of AndroidRuntime::registerNativeMethods. I
have no idea why the latter is a public API to
begin with.

Came across this while diagnosing why this module
doesn't build on LP64.

Change-Id: I5220e942259903a2dbc986d7b48f436362badcfe
2 files changed