Keep prefixed project names in the bug list using roll_angle.py.

tools/roll_angle.py

 #!/usr/bin/env python
 # Copyright 2015 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 argparse
 import collections
 import logging
 import os
 import re
@@ skipping 84 matching lines @@
 def _GenerateCLDescriptionCommand(angle_current, angle_new, bugs, tbr):
   def GetChangeString(current_hash, new_hash):
     return '%s..%s' % (current_hash[0:7], new_hash[0:7]);
 
   def GetChangeLogURL(git_repo_url, change_string):
     return '%s/+log/%s' % (git_repo_url, change_string)
 
   def GetBugString(bugs):
     bug_str = 'BUG='
     for bug in bugs:
-      bug_str += str(bug) + ','
+      bug_str += bug + ','
     return bug_str.rstrip(',')
 
   if angle_current.git_commit != angle_new.git_commit:
     change_str = GetChangeString(angle_current.git_commit,
                                  angle_new.git_commit)
     changelog_url = GetChangeLogURL(angle_current.git_repo_url,
                                     change_str)
 
   def GetExtraCQTrybotString():
     s = ''
@@ skipping 96 matching lines @@
 
     logging.debug('Dirty/unversioned files:\n%s', '\n'.join(lines))
     return False
 
   def _GetBugList(self, path_below_src, angle_current, angle_new):
     working_dir = os.path.join(self._chromium_src, path_below_src)
     lines = self._RunCommand(
         ['git','log',
             '%s..%s' % (angle_current.git_commit, angle_new.git_commit)],
         working_dir=working_dir).split('\n')
+    ignored_projects = set(['angleproject'])
     bugs = set()
     for line in lines:
       line = line.strip()
       bug_prefix = 'BUG='
       if line.startswith(bug_prefix):
         bugs_strings = line[len(bug_prefix):].split(',')
         for bug_string in bugs_strings:
-          try:
-            bugs.add(int(bug_string))
-          except:
-            # skip this, it may be a project specific bug such as
-            # "angleproject:X" or an ill-formed BUG= message
-            pass
+          ignore_bug = False
+          for ignored_project in ignored_projects:
+            if bug_string.startswith(ignored_project + ':'):
+              ignore_bug = True
+              break
+          if not ignore_bug:
+            bugs.add(bug_string)
     return bugs
 
   def _UpdateReadmeFile(self, readme_path, new_revision):
     readme = open(os.path.join(self._chromium_src, readme_path), 'r+')
     txt = readme.read()
     m = re.sub(re.compile('.*^Revision\: ([0-9]*).*', re.MULTILINE),
         ('Revision: %s' % new_revision), txt)
     readme.seek(0)
     readme.write(m)
     readme.truncate()
@@ skipping 158 matching lines @@
     logging.basicConfig(level=logging.ERROR)
 
   autoroller = AutoRoller(SRC_DIR)
   if args.abort:
     return autoroller.Abort()
   else:
     return autoroller.PrepareRoll(args.ignore_checks, args.tbr, args.commit)
 
 if __name__ == '__main__':
   sys.exit(main())