Remove support for old way of building and running unit tests

run_tests.sh

-#!/bin/bash
-
-# Copyright (c) 2009 The Chromium OS Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-# Load common constants.  This should be the first executable line.
-# The path to common.sh should be relative to your script's location.
-. "$(dirname "$0")/common.sh"
-
-# Script must be run inside the chroot
-restart_in_chroot_if_needed $*
-get_default_board
-
-# Flags
-DEFINE_string build_root "$DEFAULT_BUILD_ROOT" \
-  "Root of build output"
-DEFINE_string board "$DEFAULT_BOARD" \
-  "Target board of which tests were built"
-
-# Parse command line
-FLAGS "$@" || exit 1
-eval set -- "${FLAGS_ARGV}"
-
-# Run tests
-if [ -z "$FLAGS_board" ]; then
-  echo Error: --board required
-  exit 1
-fi
-
-TESTS_DIR="/build/${FLAGS_board}/tests"
-LD_LIBRARY_PATH=/build/${FLAGS_board}/lib:/build/${FLAGS_board}/usr/lib:\
-/build/${FLAGS_board}/usr/lib/gcc/i686-pc-linux-gnu/4.4.1/:\
-/build/${FLAGS_board}/usr/lib/opengl/xorg-x11/lib
-
-# Die on error; print commands
-set -ex
-
-# Change to a test directory to make it easier for tests to write
-# to and clean up temporary files.
-TEST_CWD=$(mktemp -d /tmp/run_tests.XXXX)
-cd $TEST_CWD
-
-function cleanup() {
-  cd -
-  rm -rf $TEST_CWD
-  trap - 0
-}
-
-trap cleanup ERR 0
-
-# NOTE: We currently skip cryptohome_tests (which happens to have a different
-# suffix than the other tests), because it doesn't work.
-# NOTE: Removed explicit use of the target board's ld-linux.so.2 so that this
-# will work on hardened builds (with PIE on by default).  Tests pass on
-# hardened and non-hardened builds without this explicit use, but we only
-# disable this on hardened, since that is where the PIE conflict happens.
-for i in ${TESTS_DIR}/*_{test,unittests}; do
-  if [[ "`file -b $i`" = "POSIX shell script text executable" ]]; then
-      LD_LIBRARY_PATH=$LD_LIBRARY_PATH /build/${FLAGS_board}/bin/bash $i
-  else
-      LD_LIBRARY_PATH=$LD_LIBRARY_PATH $i
-  fi
-done
-
-