am bd6ace69: (-s ours) am 50bbc0ca: am 465c7c26: (-s ours) DO NOT MERGE cherrypick from jb-mr2-ub-dev docs: NDK r9 Release Notes (w/download size fix)
* commit 'bd6ace69':
DO NOT MERGE cherrypick from jb-mr2-ub-dev docs: NDK r9 Release Notes (w/download size fix)