Updating the gn args to be more accurate and including information about
fetching the appropriate webrtc android checkout. This is so that this
README will include all necessary information for compiling the android
code for future developers.
Bug: webrtc:8869
Change-Id: I641183705370273d4a8cab044f08b2d203a26102
Reviewed-on: https://webrtc-review.googlesource.com/59060
Reviewed-by: Sami Kalliomäki <sakal@webrtc.org>
Commit-Queue: Seth Hampson <shampson@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#22260}
243cd32a9e