The Rietveld.get_pending_issue() was totally wrong. Fix it.

rietveld.py

 # Copyright (c) 2011 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.
 """Defines class Rietveld to easily access a rietveld instance.
 
 Security implications:
 
 The following hypothesis are made:
 - Rietveld enforces:
   - Nobody else than issue owner can upload a patch set
@@ skipping 47 matching lines @@
         (time.time() - self._xsrf_token_time) > 30*60):
       self._xsrf_token_time = time.time()
       self._xsrf_token = self.get(
           '/xsrf_token',
           extra_headers={'X-Requesting-XSRF-Token': '1'})
     return self._xsrf_token
 
   def get_pending_issues(self):
     """Returns an array of dict of all the pending issues on the server."""
     return json.loads(self.get(
-        '/search?format=json&commit=True&closed=False&keys_only=True')
+        '/search?format=json&commit=2&closed=3&keys_only=True&limit=1000')
         )['results']
 
   def close_issue(self, issue):
     """Closes the Rietveld issue for this changelist."""
     logging.info('closing issue %s' % issue)
     self.post("/%d/close" % issue, [('xsrf_token', self.xsrf_token())])
 
   def get_description(self, issue):
     """Returns the issue's description."""
     return self.get('/%d/description' % issue)
@@ skipping 125 matching lines @@
         if retry >= (maxtries - 1):
           raise
         if not 'Name or service not known' in e.reason:
           # Usually internal GAE flakiness.
           raise
       # If reaching this line, loop again. Uses a small backoff.
       time.sleep(1+maxtries*2)
 
   # DEPRECATED.
   Send = get