ICU 56 update step 1

source/common/unicode/locid.h

Index: source/common/unicode/locid.h
diff --git a/source/common/unicode/locid.h b/source/common/unicode/locid.h
index 1ad5cb546ebe397ef436df36503eb4371c386696..232ddf263cf32f2932f0596d8121875a79e88210 100644
--- a/source/common/unicode/locid.h
+++ b/source/common/unicode/locid.h
@@ -493,7 +493,6 @@ public:
      */
     uint32_t        getLCID(void) const;
 
-#ifndef U_HIDE_DRAFT_API
     /**
      * Returns whether this locale's script is written right-to-left.
      * If there is no script subtag, then the likely script is used, see uloc_addLikelySubtags().
@@ -505,10 +504,9 @@ public:
      * Returns TRUE for "ar" and "en-Hebr", FALSE for "zh" and "fa-Cyrl".
      *
      * @return TRUE if the locale's script is written right-to-left
-     * @draft ICU 54
+     * @stable ICU 54
      */
     UBool isRightToLeft() const;
-#endif  /* U_HIDE_DRAFT_API */
 
     /**
      * Fills in "dispLang" with the name of this locale's language in a format suitable for