[PATCH 1 of 3] branchmap: fix blank line position

[pierre-yves.david at ens-lyon.org]

# HG changeset patch
# User Pierre-Yves David <pierre-yves.david at ens-lyon.org>
# Date 1380549157 -7200
#      Mon Sep 30 15:52:37 2013 +0200
# Node ID 2c13179e5107a9008c11a83f13f95cca39bc644f
# Parent  0a986233ecbf2f103e7dbf80fa80fdf66879ca9c
branchmap: fix blank line position

The blank line was after was after the `if` condition instead of before.

diff --git a/mercurial/branchmap.py b/mercurial/branchmap.py
--- a/mercurial/branchmap.py
+++ b/mercurial/branchmap.py
@@ -208,12 +208,12 @@ class branchcache(dict):
             nodes = [head for head in self[branch]
                      if cl.hasnode(head)]
             if not nodes:
                 droppednodes.extend(nodes)
                 del self[branch]
+
         if ((not self.validfor(repo)) or (self.tipnode in droppednodes)):
-
             # cache key are not valid anymore
             self.tipnode = nullid
             self.tiprev = nullrev
             for heads in self.values():
                 tiprev = max(cl.rev(node) for node in heads)