Update NDK prebuilts to build 4937834.

Taken from branch aosp-master.

Bug: none
Test: run test.py on linux/darwin/windows.

Change-Id: I79c41b36b0ad16d5b42b139f53eb19fbdc55fc80
(cherry picked from commit 58814c60c2c8256d88a17a0085a328d82a6247de)
41 files changed