Change the format of reduce_debugline.py.

tools/find_runtime_symbols/prepare_symbol_info.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.
 
 import json
 import logging
 import os
 import re
 import shutil
@@ skipping 131 matching lines @@
     nm_filename = _dump_command_result(
         'nm -n --format bsd %s | c++filt' % entry.name,
         output_dir_path, os.path.basename(entry.name), '.nm')
     if not nm_filename:
       continue
     readelf_e_filename = _dump_command_result(
         'readelf -eW %s' % entry.name,
         output_dir_path, os.path.basename(entry.name), '.readelf-e')
     if not readelf_e_filename:
       continue
-    readelf_reduced_debugline_filename = None
+    readelf_debug_decodedline_file = None
     if use_source_file_name:
-      readelf_reduced_debugline_filename = _dump_command_result(
-          'readelf -wLW %s | %s' % (entry.name, REDUCE_DEBUGLINE_PATH),
-          output_dir_path, os.path.basename(entry.name), '.readelf-debugline')
+      readelf_debug_decodedline_file = _dump_command_result(
+          'readelf -wL %s | %s' % (entry.name, REDUCE_DEBUGLINE_PATH),
+          output_dir_path, os.path.basename(entry.name), '.readelf-wL')
 
     files[entry.name] = {}
     files[entry.name]['nm'] = {
         'file': os.path.basename(nm_filename),
         'format': 'bsd',
         'mangled': False}
     files[entry.name]['readelf-e'] = {
         'file': os.path.basename(readelf_e_filename)}
-    if readelf_reduced_debugline_filename:
-      files[entry.name]['readelf-reduced-debugline'] = {
-          'file': os.path.basename(readelf_reduced_debugline_filename)}
+    if readelf_debug_decodedline_file:
+      files[entry.name]['readelf-debug-decodedline-file'] = {
+          'file': os.path.basename(readelf_debug_decodedline_file)}
 
   with open(os.path.join(output_dir_path, 'files.json'), 'w') as f:
     json.dump(files, f, indent=2, sort_keys=True)
 
   LOGGER.info('Collected symbol information at "%s".' % output_dir_path)
   return output_dir_path, used_tempdir
 
 
 def main():
   if not sys.platform.startswith('linux'):
@@ skipping 15 matching lines @@
   elif len(sys.argv) == 2:
     result, _ = prepare_symbol_info(sys.argv[1])
   else:
     result, _ = prepare_symbol_info(sys.argv[1], sys.argv[2])
 
   return not result
 
 
 if __name__ == '__main__':
   sys.exit(main())