# HG changeset patch
# User Boris Feld <boris.feld@octobus.net>
# Date 1536087921 -7200
# Node ID 931386a0b108ed3be9d979e684e7c37b6a014fe3
# Parent  43d92d68ac889eed34e6223bdc0298bc4f056592
revlog: drop duplicated code

This code probably got duplicated by a rebase/evolve conflict. We drop the
extra copy, the other copy is right below.

This had no real effects since other logic ensure that we never test the same
revision twice.

diff -r 43d92d68ac88 -r 931386a0b108 mercurial/revlogutils/deltas.py
--- a/mercurial/revlogutils/deltas.py	Wed Sep 05 09:04:40 2018 -0700
+++ b/mercurial/revlogutils/deltas.py	Tue Sep 04 21:05:21 2018 +0200
@@ -621,19 +621,6 @@
     curr = len(revlog)
     prev = curr - 1
 
-    # should we try to build a delta?
-    if prev != nullrev and revlog._storedeltachains:
-        tested = set()
-        # This condition is true most of the time when processing
-        # changegroup data into a generaldelta repo. The only time it
-        # isn't true is if this is the first revision in a delta chain
-        # or if ``format.generaldelta=true`` disabled ``lazydeltabase``.
-        if cachedelta and gdelta and revlog._lazydeltabase:
-            # Assume what we received from the server is a good choice
-            # build delta will reuse the cache
-            yield (cachedelta[0],)
-            tested.add(cachedelta[0])
-
     # This condition is true most of the time when processing
     # changegroup data into a generaldelta repo. The only time it
     # isn't true is if this is the first revision in a delta chain