Update ICU to 54.1 step 1

source/i18n/unicode/translit.h

Index: source/i18n/unicode/translit.h
diff --git a/source/i18n/unicode/translit.h b/source/i18n/unicode/translit.h
index 469e94316d9e30c1c0c789beaf020221bcd42b68..22e1e24e500d9f209cbc58acca9534330b60fd41 100644
--- a/source/i18n/unicode/translit.h
+++ b/source/i18n/unicode/translit.h
@@ -1,6 +1,6 @@
 /*
 **********************************************************************
-* Copyright (C) 1999-2013, International Business Machines
+* Copyright (C) 1999-2014, International Business Machines
 * Corporation and others. All Rights Reserved.
 **********************************************************************
 *   Date        Name        Description
@@ -965,6 +965,11 @@ public:
     /**
      * Registers a factory function that creates transliterators of
      * a given ID.
+     *
+     * Because ICU may choose to cache Transliterators internally, this must
+     * be called at application startup, prior to any calls to
+     * Transliterator::createXXX to avoid undefined behavior.
+     *
      * @param id the ID being registered
      * @param factory a function pointer that will be copied and
      * called later when the given ID is passed to createInstance()
@@ -987,6 +992,10 @@ public:
      * After this call the Transliterator class owns the adoptedObj
      * and will delete it.
      *
+     * Because ICU may choose to cache Transliterators internally, this must
+     * be called at application startup, prior to any calls to
+     * Transliterator::createXXX to avoid undefined behavior.
+     *
      * @param adoptedObj an instance of subclass of
      * <code>Transliterator</code> that defines <tt>clone()</tt>
      * @see #createInstance
@@ -1017,13 +1026,13 @@ protected:
 
 #ifndef U_HIDE_INTERNAL_API
     /**
-     * @internal
      * @param id the ID being registered
      * @param factory a function pointer that will be copied and
      * called later when the given ID is passed to createInstance()
      * @param context a context pointer that will be stored and
      * later passed to the factory function when an ID matching
      * the registration ID is being instantiated with this factory.
+     * @internal
      */
     static void _registerFactory(const UnicodeString& id,
                                  Factory factory,
@@ -1085,6 +1094,10 @@ public:
      * Any attempt to construct an unregistered transliterator based
      * on its ID will fail.
      *
+     * Because ICU may choose to cache Transliterators internally, this should
+     * be called during application shutdown, after all calls to
+     * Transliterator::createXXX to avoid undefined behavior.
+     *
      * @param ID the ID of the transliterator or class
      * @return the <code>Object</code> that was registered with
      * <code>ID</code>, or <code>null</code> if none was