Remove trailing garbage from bisect-builds.py

tools/bisect-builds.py

 #!/usr/bin/env python
 # Copyright (c) 2012 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.
 
 """Snapshot Build Bisect Tool
 
 This script bisects a snapshot archive using binary search. It starts at
 a bad revision (it will try to guess HEAD) and asks for a last known-good
 revision. It will then binary search across this revision range by downloading,
@@ skipping 876 matching lines @@
 
 
 def GetBlinkDEPSRevisionForChromiumRevision(self, rev):
   """Returns the blink revision that was in REVISIONS file at
   chromium revision |rev|."""
 
   def _GetBlinkRev(url, blink_re):
     m = blink_re.search(url.read())
     url.close()
     if m:
-      return m.group(1)]
+      return m.group(1)
 
   url = urllib.urlopen(DEPS_FILE % GetGitHashFromSVNRevision(rev))
   if url.getcode() == 200:
     blink_re = re.compile(r'webkit_revision\D*\d+;\D*\d+;(\w+)')
     blink_git_sha = _GetBlinkRev(url, blink_re)
     return self.GetSVNRevisionFromGitHash(blink_git_sha, 'blink')
   raise Exception('Could not get Blink revision for Chromium rev %d' % rev)
 
 
 def GetBlinkRevisionForChromiumRevision(context, rev):
@@ skipping 255 matching lines @@
     if min_blink_rev != max_blink_rev:
       print ('NOTE: There is a Blink roll in the range, '
              'you might also want to do a Blink bisect.')
 
     print 'CHANGELOG URL:'
     PrintChangeLog(min_chromium_rev, max_chromium_rev)
 
 
 if __name__ == '__main__':
   sys.exit(main())