Make remove_build_metadata.py compatible with the new version of zap_timestamp.

scripts/slave/recipe_modules/isolate/resources/remove_build_metadata.py

 #!/usr/bin/env python
 # 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.
 """Remove the build metadata embedded in the artifacts of a build."""
 
 import json
 import optparse
 import os
 import subprocess
 import sys
 
 
 BASE_DIR = os.path.dirname(os.path.abspath(__file__))
 
 
 def RunZapTimestamp(src_dir, filename):
   syzygy_dir = os.path.join(
       src_dir, 'third_party', 'syzygy', 'binaries', 'exe')
   zap_timestamp_exe = os.path.join(syzygy_dir, 'zap_timestamp.exe')
-  return subprocess.call([zap_timestamp_exe, filename])
+  return subprocess.call([zap_timestamp_exe,
+                          '--input-image=%s' % filename,
+                          '--overwrite'])
 
 
 def RemovePEMetadata(build_dir, src_dir):
   """Remove the build metadata from a PE file."""
   files = (i for i in os.listdir(build_dir) if i.endswith(('.dll', '.exe')))
 
   with open(os.path.join(BASE_DIR, 'deterministic_build_blacklist.json')) as f:
     blacklist = frozenset(json.load(f))
 
   failed = []
@@ skipping 29 matching lines @@
   if not options.src_dir:
     parser.error('--src-dir is required')
 
   # There's nothing to do for the non-Windows platform yet.
   if sys.platform == 'win32':
     return RemovePEMetadata(options.build_dir, options.src_dir)
 
 
 if __name__ == '__main__':
   sys.exit(main())