Extend relocation packing to cover arm64.

tools/relocation_packer/test_data/generate_elf_file_unittest_relocs.sh

Index: tools/relocation_packer/test_data/generate_elf_file_unittest_relocs.sh
diff --git a/tools/relocation_packer/test_data/generate_elf_file_unittest_relocs.sh b/tools/relocation_packer/test_data/generate_elf_file_unittest_relocs.sh
new file mode 100755
index 0000000000000000000000000000000000000000..f90a2f658fe558c631520bad033a0382ed25ea14
--- /dev/null
+++ b/tools/relocation_packer/test_data/generate_elf_file_unittest_relocs.sh
@@ -0,0 +1,35 @@
+#!/bin/bash
+#
+# Copyright 2014 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# Generates elf_file_unittest_relocs_arm{32,64}{,_packed}.so test data files
+# from elf_file_unittest_relocs.cc.  Run once to create these test data
+# files; the files are checked into the source tree.
+#
+# To use:
+#   ./generate_elf_file_unittest_relocs.sh
+#   git add elf_file_unittest_relocs_arm{32,64}{,_packed}.so
+
+function main() {
+  local '-r' test_data_directory="$(pwd)"
+  cd '../../..'
+
+  source tools/cr/cr-bash-helpers.sh
+  local arch
+  for arch in 'arm32' 'arm64'; do
+    cr 'init' '--platform=android' '--type=Debug' '--architecture='"${arch}"
+    cr 'build' 'relocation_packer_unittests_test_data'
+  done
+
+  local '-r' packer='out_android/Debug/obj/tools/relocation_packer'
+  local '-r' gen="${packer}/relocation_packer_unittests_test_data.gen"
+
+  cp "${gen}/elf_file_unittest_relocs_arm"{32,64}{,_packed}'.so' \
+     "${test_data_directory}"
+
+  return 0
+}
+
+main