Fix link templates for mailer.

gatekeeper_mailer.py

 #!/usr/bin/env 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.
 
 """Provides mailer templates for gatekeeper_ng.
 
 This module populates jinja mail templates to notify tree watchers when the
 tree is closed.
 """
@@ skipping 20 matching lines @@
   default_subject = ('buildbot %(result)s in %(projectName)s on %(builder)s, '
                      'revision %(revision)s')
 
   def __init__(self, waterfall_url, build_url, project_name, fromaddr,
                reply_to=None, subject=None):
 
 
     self.reply_to = reply_to
     self.fromaddr = fromaddr
     self.subject = subject or self.default_subject
-    self.waterfall_url = waterfall_url.rstrip('/') + '/'
+    self.waterfall_url = waterfall_url
     self.build_url = build_url
     self.project_name = project_name
 
   def genMessageContent(self, build_status):
     builder_name = build_status['builderName']
     us_steps = ','.join(build_status['unsatisfied'])
     revisions_list = build_status['revisions']
     status_text = self.status_header % {
         'builder': builder_name,
         'steps': us_steps,
@@ skipping 32 matching lines @@
     subject = self.subject % {
         'result': result,
         'projectName': self.project_name,
         'builder': builder_name,
         'reason': build_status['reason'],
         'revision': str(latest_revision),
         'buildnumber': str(build_status['number']),
     }
 
     return text_content, html_content, subject