Backport of <https://github.com/unicode-org/icu/commit/7c31981bd>
~~~
From 7c31981bd009a5ebc2e93f7f67a0331cd777cfa4 Mon Sep 17 00:00:00 2001
From: Yoshito Umaoka <y.umaoka@gmail.com>
Date: Wed, 9 Aug 2017 19:13:30 +0000
Subject: [PATCH] ICU-13301 Removed redundant UVector entry clean up function
 call.

X-SVN-Rev: 40324
---
 icu4c/source/i18n/zonemeta.cpp | 1 -
 1 file changed, 1 deletion(-)
~~~

--- source/i18n/zonemeta.cpp
+++ source/i18n/zonemeta.cpp
@@ -683,7 +683,6 @@ ZoneMeta::createMetazoneMappings(const UnicodeString &tzid) {
                     mzMappings = new UVector(deleteOlsonToMetaMappingEntry, NULL, status);
                     if (U_FAILURE(status)) {
                         delete mzMappings;
-                        deleteOlsonToMetaMappingEntry(entry);
                         uprv_free(entry);
                         break;
                     }