ICU-11007 Calendar::fZone, add comment clarifying that it cannot be NULL.

X-SVN-Rev: 36048

diff --git a/icu4c/source/i18n/unicode/calendar.h b/icu4c/source/i18n/unicode/calendar.h
index d05800c3d9ec7a48c407deaa4c237cdb12f6772e..63e3ae1f7c2f9ae9034c818c6e881dddebf94930 100644 (file)
--- a/icu4c/source/i18n/unicode/calendar.h
+++ b/icu4c/source/i18n/unicode/calendar.h
@@ -2164,7 +2164,7 @@ private:
 
     /**
      * Time zone affects the time calculation done by Calendar. Calendar subclasses use
-     * the time zone data to produce the local time.
+     * the time zone data to produce the local time. Always set; never NULL.
      */
     TimeZone*   fZone;