Attempting to work around missing .so on linux bots.

BUG=angleproject:2303

Change-Id: I7fabad308afd420987369b460c13c00781113605
Reviewed-on: https://chromium-review.googlesource.com/909028Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Geoff Lang <geofflang@chromium.org>