Remove GBB-populating script since we no longer prebuild GBB.

mod_for_factory_scripts/510populateGbbFiles

Index: mod_for_factory_scripts/510populateGbbFiles
diff --git a/mod_for_factory_scripts/510populateGbbFiles b/mod_for_factory_scripts/510populateGbbFiles
deleted file mode 100755
index 4a017e9f06dd8283a7c41ace3a1863c4111e22cc..0000000000000000000000000000000000000000
--- a/mod_for_factory_scripts/510populateGbbFiles
+++ /dev/null
@@ -1,20 +0,0 @@
-#!/bin/bash
-
-# Copyright (c) 2010 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.
-
-TEST_DIR="${ROOT_FS_DIR}/usr/local/autotest/site_tests/factory_WriteGBB"
-
-pushd ${TEST_DIR} 1> /dev/null
-
-GBB_FILE="gbb_${BOARD}*"
-FIRST_GBB_FILE=$(ls $GBB_FILE 2> /dev/null | head -1)
-if [ -e "${FIRST_GBB_FILE}" -o "${BOARD}" = "x86-generic" ]; then
-  # Remove GBB files belonging to other boards
-  ls gbb* 2> /dev/null | grep -v gbb_${BOARD} | xargs rm -f
-else
-  echo "No GBB file found at: ${GBB_FILE}"
-fi
-
-popd 1> /dev/null