ICU-20568 Correct the numberformatter.h docs for usage()

diff --git a/icu4c/source/i18n/unicode/numberformatter.h b/icu4c/source/i18n/unicode/numberformatter.h
index a4d0724a6b618ad875ca4f4694296ec65293a927..1ae904552261c455b6e1019ee3e1be05facd4244 100644 (file)
--- a/icu4c/source/i18n/unicode/numberformatter.h
+++ b/icu4c/source/i18n/unicode/numberformatter.h
@@ -2102,8 +2102,8 @@ class U_I18N_API NumberFormatterSettings {
 
 #ifndef U_HIDE_DRAFT_API
     /**
-     * Specifies the usage for which numbers will be formatted ("person",
-     * "road", "person", etc.)
+     * Specifies the usage for which numbers will be formatted ("person-height",
+     * "road", "rainfall", etc.)
      *
      * When a `usage` is specified, the output unit will change depending on the
      * `Locale` and the unit quantity. For example, formatting length
@@ -2777,4 +2777,3 @@ U_NAMESPACE_END
 #endif /* U_SHOW_CPLUSPLUS_API */
 
 #endif // __NUMBERFORMATTER_H__
-