Remove unused _preserve_logentries code.
diff --git a/pym/portage/elog/__init__.py b/pym/portage/elog/__init__.py
index 082acff..1a8309d 100644
--- a/pym/portage/elog/__init__.py
+++ b/pym/portage/elog/__init__.py
@@ -83,9 +83,9 @@
 	_elog_listeners.remove(listener)
 
 _elog_atexit_handlers = []
-_preserve_logentries = {}
+
 def elog_process(cpv, mysettings, phasefilter=None):
-	global _elog_atexit_handlers, _preserve_logentries
+	global _elog_atexit_handlers
 	
 	logsystems = mysettings.get("PORTAGE_ELOG_SYSTEM","").split()
 	for s in logsystems:
@@ -117,13 +117,6 @@
 	else:
 		all_logentries[cpv] = ebuild_logentries
 
-	for key in list(_preserve_logentries):
-		if key in all_logentries:
-			all_logentries[key] = _merge_logentries(_preserve_logentries[key], all_logentries[key])
-		else:
-			all_logentries[key] = _preserve_logentries[key]
-		del _preserve_logentries[key]
-
 	my_elog_classes = set(mysettings.get("PORTAGE_ELOG_CLASSES", "").split())
 	logsystems = {}
 	for token in mysettings.get("PORTAGE_ELOG_SYSTEM", "").split():