Add upload and issue to git_cl recipe module

recipe_modules/git_cl/api.py

 # 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.
 
 from recipe_engine import recipe_api
 
+import string
+
 class GitClApi(recipe_api.RecipeApi):
   def __call__(self, subcmd, args, name=None, **kwargs):
     if not name:
       name = 'git_cl ' + subcmd
 
     if kwargs.get('suffix'):
       name = name + ' (%s)' % kwargs.pop('suffix')
 
     if 'cwd' not in kwargs:
       kwargs['cwd'] = (self.c and self.c.repo_location) or None
@@ skipping 15 matching lines @@
     args = ['-n', '-']
     if patch or codereview:
       assert patch and codereview, "Both patch and codereview must be provided"
       args.append(patch)
       args.append('--%s' % codereview)
 
     return self(
         'description', args, stdout=self.m.raw_io.output(),
         stdin=self.m.raw_io.input(data=description),
         name='git_cl set description', **kwargs)
+
+  def upload(self, message, upload_args=None, **kwargs):
+    upload_args = upload_args or []
+
+    upload_args.extend(['--message-file', self.m.raw_io.input(message)])
+
+    return self('upload', upload_args, **kwargs)
+
+  def issue(self, **kwargs):
+    return self('issue', [], stdout=self.m.raw_io.output(), **kwargs)
+