pre-upload.py: Remove references to brillo, partner tracker.

BUG=None
TEST=Run presubmit on CL without BUG line.

Change-Id: I487be7e97ffa8511322109d0687b3150f3cce21e
Reviewed-on: https://chromium-review.googlesource.com/738550
Commit-Ready: Jorge Lucangeli Obes <jorgelo@chromium.org>
Tested-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
diff --git a/pre-upload.py b/pre-upload.py
index 59b47ff..2a58f8a 100755
--- a/pre-upload.py
+++ b/pre-upload.py
@@ -588,12 +588,10 @@
              'BUG=None')
       return HookFailure(msg)
   else:
-    BUG_RE = r'\nBUG=([Nn]one|(chrome-os-partner|chromium|brillo|b):\d+)'
+    BUG_RE = r'\nBUG=([Nn]one|(chromium|b):\d+)'
     if not re.search(BUG_RE, _get_commit_desc(commit)):
       msg = ('Changelist description needs BUG field (after first line):\n'
-             'BUG=brillo:9999 (for Brillo tracker)\n'
              'BUG=chromium:9999 (for public tracker)\n'
-             'BUG=chrome-os-partner:9999 (for partner tracker)\n'
              'BUG=b:9999 (for buganizer)\n'
              'BUG=None')
       return HookFailure(msg)