Merge V8 5.3.332.45. DO NOT MERGE
Test: Manual
FPIIM-449
Change-Id: Id3254828b068abdea3cb10442e0172a8c9a98e03
(cherry picked from commit 13e2dadd00298019ed862f2b2fc5068bba730bcf)
diff --git a/build/download_gold_plugin.py b/build/download_gold_plugin.py
new file mode 100755
index 0000000..d4fb48b
--- /dev/null
+++ b/build/download_gold_plugin.py
@@ -0,0 +1,49 @@
+#!/usr/bin/env python
+# Copyright 2015 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.
+
+"""Script to download LLVM gold plugin from google storage."""
+
+import find_depot_tools
+import json
+import os
+import shutil
+import subprocess
+import sys
+import zipfile
+
+SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))
+CHROME_SRC = os.path.abspath(os.path.join(SCRIPT_DIR, os.pardir))
+
+
+DEPOT_PATH = find_depot_tools.add_depot_tools_to_path()
+GSUTIL_PATH = os.path.join(DEPOT_PATH, 'gsutil.py')
+
+LLVM_BUILD_PATH = os.path.join(CHROME_SRC, 'third_party', 'llvm-build',
+ 'Release+Asserts')
+CLANG_UPDATE_PY = os.path.join(CHROME_SRC, 'tools', 'clang', 'scripts',
+ 'update.py')
+CLANG_REVISION = os.popen(CLANG_UPDATE_PY + ' --print-revision').read().rstrip()
+
+CLANG_BUCKET = 'gs://chromium-browser-clang/Linux_x64'
+
+def main():
+ targz_name = 'llvmgold-%s.tgz' % CLANG_REVISION
+ remote_path = '%s/%s' % (CLANG_BUCKET, targz_name)
+
+ os.chdir(LLVM_BUILD_PATH)
+
+ # TODO(pcc): Fix gsutil.py cp url file < /dev/null 2>&0
+ # (currently aborts with exit code 1,
+ # https://github.com/GoogleCloudPlatform/gsutil/issues/289) or change the
+ # stdin->stderr redirect in update.py to do something else (crbug.com/494442).
+ subprocess.check_call(['python', GSUTIL_PATH,
+ 'cp', remote_path, targz_name],
+ stderr=open('/dev/null', 'w'))
+ subprocess.check_call(['tar', 'xzf', targz_name])
+ os.remove(targz_name)
+ return 0
+
+if __name__ == '__main__':
+ sys.exit(main())