This is the first CL to start generating JNI code. It has updated two of the most recent classes to use JNI code generation. Bug: webrtc:8278 Change-Id: I1b19ee78c273346ceeaa0401dbdf8696803f16c7 Reviewed-on: https://webrtc-review.googlesource.com/3820 Reviewed-by: Sami Kalliomäki <sakal@webrtc.org> Commit-Queue: Magnus Jedvert <magjed@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19994}