Add upload and issue to git_cl recipe module

Depends on https://codereview.chromium.org/2088343002

Review-Url: https://codereview.chromium.org/2087093002

recipe_modules/git_cl/api.py

@@ -4,6 +4,8 @@
 
 from recipe_engine import recipe_api
 
+import string
+
 class GitClApi(recipe_api.RecipeApi):
   def __call__(self, subcmd, args, name=None, **kwargs):
     if not name:
@@ -39,3 +41,14 @@ class GitClApi(recipe_api.RecipeApi):
         '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)
+

recipe_modules/git_cl/example.expected/basic.json

@@ -1,4 +1,21 @@
 [
+  {
+    "cmd": [
+      "RECIPE_PACKAGE_REPO[depot_tools]/git_cl.py",
+      "upload",
+      "--message-file",
+      "Do the thing foobar\nNow with emoji: \ud83d\ude04"
+    ],
+    "name": "git_cl upload"
+  },
+  {
+    "cmd": [
+      "RECIPE_PACKAGE_REPO[depot_tools]/git_cl.py",
+      "issue"
+    ],
+    "name": "git_cl issue",
+    "stdout": "/path/to/tmp/"
+  },
   {
     "cmd": [
       "RECIPE_PACKAGE_REPO[depot_tools]/git_cl.py",

recipe_modules/git_cl/example.py

@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 # 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.
@@ -14,6 +15,8 @@ DEPS = [
 
 
 def RunSteps(api):
+  api.git_cl.upload(u"Do the thing foobar\nNow with emoji: 😄")
+  api.git_cl.issue()
   result = api.git_cl.get_description(
       patch='https://code.review/123', codereview='rietveld', suffix='build')
   api.git_cl.set_description(