CheckCallDie: add option to suppress successful output

build/android/gyp/strip_library_for_apk.py

 #!/usr/bin/env python
 #
 # Copyright 2013 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.
 
 import json
 import optparse
 import os
 import sys
 
-from pylib import build_utils
+from util import build_utils
 
 
 def StripLibrary(android_strip, android_strip_args, library_path, output_path):
   strip_cmd = ([android_strip] +
                android_strip_args +
                ['-o', output_path, library_path])
   build_utils.CheckCallDie(strip_cmd)
 
 
 def main(argv):
@@ skipping 25 matching lines @@
         options.stripped_libraries_dir, library)
     StripLibrary(options.android_strip, options.android_strip_arg, library_path,
         stripped_library_path)
 
   if options.stamp:
     build_utils.Touch(options.stamp)
 
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv))