[PATCH 1 of 7 V3] fncache: remove the rewriting logic

[Adrian Buehlmann]

On 2014-04-02 00:24, Durham Goode wrote:
> diff --git a/mercurial/store.py b/mercurial/store.py
> --- a/mercurial/store.py
> +++ b/mercurial/store.py

[..]

> @@ -476,7 +469,6 @@
>          return self.rawvfs.stat(path).st_size
>  
>      def datafiles(self):
> -        rewrite = False
>          existing = []
>          for f in sorted(self.fncache):
>              ef = self.encode(f)
> @@ -486,12 +478,6 @@
>              except OSError, err:
>                  if err.errno != errno.ENOENT:
>                      raise
> -                # nonexistent entry
> -                rewrite = True
> -        if rewrite:
> -            # rewrite fncache to remove nonexistent entries
> -            # (may be caused by rollback / strip)
> -            self.fncache.rewrite(existing)
>  
>      def copylist(self):
>          d = ('data dh fncache phaseroots obsstore'

This looks like local variable "existing" is now unused and can thus be
removed (no need to keep appending to it).