[Android] Fix stack symbolization when packed relocations are on.

build/print_python_deps.py

 #!/usr/bin/env python
 # Copyright 2016 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.
 
 """Prints all non-system dependencies for the given module.
 
 The primary use-case for this script is to genererate the list of python modules
 required for .isolate files.
 """
@@ skipping 20 matching lines @@
                   if m and hasattr(m, '__file__'))
 
   src_paths = set()
   for path in module_paths:
     if path == __file__:
       continue
     path = os.path.abspath(path)
     if not path.startswith(_SRC_ROOT):
       continue
 
-    if path.endswith('.pyc'):
+    if path.endswith('c') and os.path.exists(path[:-1]):

[agrieve, 2017/04/26 18:19:44]

nit: can you put this back to ".pyc" just so that it's a bit more apparent what
it's looking for?

[jbudorick, 2017/04/26 19:34:22]

The pyc files only end in '.pyc' if the corresponding python file ends in '.py'.
stack's pyc file is 'stackc', hence this change. I've tuned the check a bit,
ptal.

[agrieve, 2017/04/27 00:30:18]

did not know that!

       path = path[:-1]
     src_paths.add(path)
 
   return src_paths
 
 
 def _NormalizeCommandLine(options):
   """Returns a string that when run from SRC_ROOT replicates the command."""
   args = ['build/print_python_deps.py']
   root = os.path.relpath(options.root, _SRC_ROOT)
@@ skipping 45 matching lines @@
   out = open(options.output, 'w') if options.output else sys.stdout
   with out:
     out.write('# Generated by running:\n')
     out.write('#   %s\n' % normalized_cmdline)
     for path in sorted(paths):
       out.write(path + '\n')
 
 
 if __name__ == '__main__':
   sys.exit(main())