First pass at content shell for the Mac. Doesn't work yet.

tools/checkperms/checkperms.py

 #!/usr/bin/env python
 # Copyright (c) 2012 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.
 
 """Makes sure files have the right permissions.
 
 Some developers have broken SCM configurations that flip the svn:executable
 permission on for no good reason. Unix developers who run ls --color will then
 see .cc files in green and get confused.
@@ skipping 28 matching lines @@
     'rb',
     'sed',
     'sh',
 ]
 
 # Files that end the following paths are whitelisted too.
 WHITELIST_FILES = [
     '/build/gyp_chromium',
     '/build/linux/dump_app_syms',
     '/build/linux/pkg-config-wrapper',
+    '/build/mac/copy_framework_unversioned',
     '/build/mac/strip_from_xcode',
     '/build/mac/strip_save_dsym',
     '/chrome/installer/mac/pkg-dmg',
     '/chrome/tools/build/linux/chrome-wrapper',
     '/chrome/tools/build/mac/build_app_dmg',
     '/chrome/tools/build/mac/clean_up_old_versions',
-    '/chrome/tools/build/mac/copy_framework_unversioned',
     '/chrome/tools/build/mac/dump_product_syms',
     '/chrome/tools/build/mac/generate_localizer',
     '/chrome/tools/build/mac/make_sign_sh',
     '/chrome/tools/build/mac/tweak_info_plist',
     '/chrome/tools/build/mac/verify_order',
     '/o3d/build/gyp_o3d',
     '/o3d/gypbuild',
     '/o3d/installer/linux/debian.in/rules',
     '/third_party/icu/source/runconfigureicu',
     '/third_party/gold/gold64',
@@ skipping 268 matching lines @@
     success = CheckDirectory(start_dir)
   if not success:
     print '\nFAILED\n'
     return 1
   print '\nSUCCESS\n'
   return 0
 
 
 if '__main__' == __name__:
   sys.exit(main(sys.argv))