ICU-21585 Remove not used var.

diff --git a/icu4c/source/test/intltest/locnmtst.cpp b/icu4c/source/test/intltest/locnmtst.cpp
index 16fab2fba166d34c07f6acab2cf873883c7e3ec2..157e7d3fbc26bd5bcafca96030bc180d8db6de63 100644 (file)
--- a/icu4c/source/test/intltest/locnmtst.cpp
+++ b/icu4c/source/test/intltest/locnmtst.cpp
@@ -425,14 +425,14 @@ void LocaleDisplayNamesTest::TestNumericRegionID() {
     UErrorCode err = U_ZERO_ERROR;
     ULocaleDisplayNames* ldn = uldn_open("es_MX", ULDN_STANDARD_NAMES, &err);
     UChar displayName[200];
-    int32_t displayNameLength = uldn_regionDisplayName(ldn, "019", displayName, 200, &err);
+    uldn_regionDisplayName(ldn, "019", displayName, 200, &err);
     test_assert(U_SUCCESS(err));
     test_assert_equal(UnicodeString(u"América"), UnicodeString(displayName));
     uldn_close(ldn);    
 
     err = U_ZERO_ERROR; // reset in case the test above returned an error code
     ldn = uldn_open("en_AU", ULDN_STANDARD_NAMES, &err);
-    displayNameLength = uldn_regionDisplayName(ldn, "002", displayName, 200, &err);
+    uldn_regionDisplayName(ldn, "002", displayName, 200, &err);
     test_assert(U_SUCCESS(err));
     test_assert_equal(UnicodeString(u"Africa"), UnicodeString(displayName));
     uldn_close(ldn);