Remove unused symbols previously needed to link. BUG=chromium:318536 BRANCH=ToT TEST=manual sudo rm /build/$BOARD/usr/lib64/libvboot_host.a emerge-$BOARD vboot_reference chromeos-installer Change-Id: I797e4ecff48068656f2c9b843baafa36ac74e561 Signed-off-by: Bill Richardson <[email protected]> Reviewed-on: https://chromium-review.googlesource.com/205774 Reviewed-by: Don Garrett <[email protected]>