Fix variables defined in macros appearing multiple times in the Navigati...

...on pane.

See https://bugzilla.mozilla.org/show_bug.cgi?id=956855
This was done on your suggestion:
https://bugzilla.mozilla.org/show_bug.cgi?id=956855#c2


On Thu, Jun 12, 2014 at 11:17 AM, Erik Rose <notifications@github.com>
wrote:

> In dxr/plugins/clang/indexer.py:
>
> > @@ -299,6 +299,8 @@ def fixupEntryPath(args, file_key, conn, prefix=None):
> >
> >  def fixupExtent(args, extents_key='extent'):
> >      if extents_key not in args:
> > +        args['extent_start'] = -1
>
> Is there a reason to not just set these to None? None is already an
> invalid extent value; is it necessary to introduce another one?
>
> —
> Reply to this email directly or view it on GitHub
> <https://github.com/mozilla/dxr/pull/287/files#r13706609>.
>