Add missing parens for format string to work.

build/mac/generate_localizer

 #!/usr/bin/python
 
 # Copyright (c) 2009 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.
 
 # Usage: generate_localizer [xib_path] [output_dot_h_path] [output_dot_mm_path]
 #
 # Extracts all the localizable strings that start with "^IDS" from the given
 # xib file, and then generates a localizer to process those strings.
@@ skipping 127 matching lines @@
   plist_string = xib_localizable_strings(xib_path)
   if not plist_string:
     return 2
   plist = plistlib.readPlistFromString(plist_string)
 
   # Extract the resource constant strings
   localizable_strings = plist['com.apple.ibtool.document.localizable-strings']
   constants_list = extract_resource_constants(localizable_strings, xib_path)
   if not constants_list:
     sys.stderr.write("%s:0: warning: %s didn't find any resource strings\n" %
-                     xib_path, generate_localizer);
+                     (xib_path, generate_localizer));
+    # Seed constant_list with an entry so things will compile even though the
+    # array sould really be empty (array_size in the generated file doesn't
+    # like an empty array).
+    constants_list.append('^0');
 
   # Name the class based on the output file
   class_name = os.path.splitext(os.path.basename(output_h_path))[0]
   suffix = '_localizer'
   if class_name.endswith(suffix):
     class_name = class_name[:-len(suffix)];
   class_name = class_name.replace('_', ' ').title().replace(' ', '');
 
   # Generate our file contents
   (h_file_content, mm_file_content) = \
       generate_files_contents(class_name, constants_list,
                               os.path.basename(output_h_path),
                               xib_path)
 
   # Write out the files
   file_fd = open(output_h_path, 'w')
   file_fd.write(h_file_content)
   file_fd.close()
   file_fd = open(output_mm_path, 'w')
   file_fd.write(mm_file_content)
   file_fd.close()
 
   return 0
 
 if __name__ == '__main__':
   sys.exit(Main(sys.argv))