# HG changeset patch
# User David Schleimer <dschleimer@fb.com>
# Date 1370461913 25200
# Node ID 328fd6ba21fbc83e209ab57e4a07439cf28a2f89
# Parent  4e4c473511022d9330ce2a10011476bf2be1b96e
svnmeta: remove unneeded special-case of single in update_branch_tag_map_for_rev

diff --git a/hgsubversion/svnmeta.py b/hgsubversion/svnmeta.py
--- a/hgsubversion/svnmeta.py
+++ b/hgsubversion/svnmeta.py
@@ -416,9 +416,6 @@ class SVNMeta(object):
         values are the place the branch came from. The deletions are
         sets of the deleted branches.
         """
-        if self.layout == 'single':
-            return {'branches': ({None: (None, 0, -1), }, set()),
-                    }
         paths = revision.paths
         added_branches = {}
         # Reset the tags delta before detecting the new one, and take