Update ICU to 54.1 step 1

source/common/unicode/caniter.h

Index: source/common/unicode/caniter.h
diff --git a/source/common/unicode/caniter.h b/source/common/unicode/caniter.h
index 23246c5a0f2d27401efb1aa89b7322b81fbe021a..3bd79f768e0b0577b0f23bd9d40bb3a4a3150222 100644
--- a/source/common/unicode/caniter.h
+++ b/source/common/unicode/caniter.h
@@ -1,6 +1,6 @@
 /*
  *******************************************************************************
- * Copyright (C) 1996-2011, International Business Machines Corporation and
+ * Copyright (C) 1996-2014, International Business Machines Corporation and
  * others. All Rights Reserved.
  *******************************************************************************
  */
@@ -69,7 +69,7 @@ Results for: {LATIN CAPITAL LETTER A WITH RING ABOVE}{LATIN SMALL LETTER D}{COMB
  * @author C++ port by V. Weinstein
  * @stable ICU 2.4
  */
-class U_COMMON_API CanonicalIterator : public UObject {
+class U_COMMON_API CanonicalIterator U_FINAL : public UObject {
 public:
     /**
      * Construct a CanonicalIterator object