Android NDK r18b (build 5063045)
Update NDK prebuilts to build 4977750.

Taken from branch aosp-master.

Bug: none
Test: run test.py on linux, mac and windows.

Change-Id: Ieb99244afe8e5761bc04cce2836f83b3d1c77ecd
(cherry picked from commit bef973e4045b6c3043183c27e934820c536385e8)
29 files changed