This fixes the static library build of this target on Linux. BUG=angleproject:1270 Change-Id: Id65bd9b7136918829f385920b540a4df83650c6f Reviewed-on: https://chromium-review.googlesource.com/320615Tested-by: Kenneth Russell <kbr@chromium.org> Tryjob-Request: Kenneth Russell <kbr@chromium.org> Reviewed-by: Corentin Wallez <cwallez@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org>
