[chrome-devtools-frontend] Clean up unused code

gce/uploader_helper.py

 #!/usr/bin/python
 # Copyright (c) 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 StringIO
 import optparse
 import re
 import sys
 
-def MakeBranchRevisionList():
-  # Parse a list of SVN changes to extract revision numbers and branch names
-  #
-  # Input is the output of "svn log -qv", each record should look like this:
-  #
-  # ------------------------------------------------------------------------
-  # r151821 | someone@chromium.org | 2013-06-05 10:08:51 +0100 (Wed, 05 Jun 2013)
-  # Changed paths:
-  #    M /trunk/...
-  #
-  # or M /branches/chromium/1234/...
-  #
-  # Output is a '\n'-separated list of <branch>@<revision> pairs. The order of
-  # revisions is unaltered.
-  branches_and_revisions = []
-  while True:
-    line = sys.stdin.readline()
-    if len(line) == 0:
-      return ''
-    if line.startswith('--------'):
-      break
-  while True:
-    revision_entry = ''
-    while True:
-      line = sys.stdin.readline()
-      if len(line) == 0:
-        revision_entry = None
-        break
-      if line.startswith('--------'):
-        break
-      revision_entry += line
-    if not revision_entry:
-      break
-    match = re.search('r(\d+).*Changed paths[^/]*([/].*)\n', revision_entry, re.DOTALL)
-    if match:
-      revision = int(match.group(1))
-      path = match.group(2)
-    branch = None
-    if path.startswith('/trunk'):
-      branch = '/trunk'
-    elif path.startswith('/branches/chromium'):
-      match = re.search('(/branches/chromium/\d+)', path)
-      if match:
-        branch = match.group(1)
-    if branch:
-      branches_and_revisions.append((branch, revision))
-  out = StringIO.StringIO()
-  for rec in branches_and_revisions:
-    out.write('%s@%d\n' % (rec[0], rec[1]))
-  return out.getvalue()
-
 class VarImpl(object):
   """Implement the Var function used within the DEPS file."""
 
   def __init__(self, local_scope):
     self._local_scope = local_scope
 
   def Lookup(self, var_name):
     """Implements the Var syntax."""
     if var_name in self._local_scope.get('vars', {}):
       return self._local_scope['vars'][var_name]
     raise Exception('Var is not defined: %s' % var_name)
 
 def FindProjectRevision(project_name):
   # Parse Chromium DEPS file to find out the revision of the project in use.
   deps_content = sys.stdin.read()
   local_scope = {}
   var = VarImpl(local_scope)
   global_scope = { 'Var': var.Lookup, 'deps': {} }
   exec(deps_content, global_scope, local_scope)
   project_path = local_scope['deps'][project_name]
   match = re.search('r[^@]*@(\d+)', project_path)
   if match:
     return match.group(1)
   return project_path
 
 def main():
   parser = optparse.OptionParser(usage='%prog [options]')
   parser.add_option(
-      '', '--make_branch_revision_list',
-      default=False, action='store_true',
-      help=('MakeBranchRevisionList'))
-  parser.add_option(
       '', '--find_project_revision',
       default=False,
       help=('FindProjectRevision'))
   (options, args) = parser.parse_args()
   if args:
     parser.print_help()
     return 1
-  if options.make_branch_revision_list:
-    print MakeBranchRevisionList()
-  elif options.find_project_revision:
+  if options.find_project_revision:
     print FindProjectRevision(options.find_project_revision)
 
   return 0
 
 if __name__ == '__main__':
   sys.exit(main())