ICU 56 update step 1

source/common/umutex.cpp

Index: source/common/umutex.cpp
diff --git a/source/common/umutex.cpp b/source/common/umutex.cpp
index 581f2b945fc704a3216b5ce45c302fee1b40ab1b..69eab79ff94508008cb1f056d0063b9026d4c387 100644
--- a/source/common/umutex.cpp
+++ b/source/common/umutex.cpp
@@ -1,7 +1,7 @@
 /*
 ******************************************************************************
 *
-*   Copyright (C) 1997-2014, International Business Machines
+*   Copyright (C) 1997-2015, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 *
 ******************************************************************************
@@ -96,11 +96,6 @@ U_COMMON_API UBool U_EXPORT2 umtx_initImplPreInit(UInitOnce &uio) {
 
 // This function is called by the thread that ran an initialization function,
 // just after completing the function.
-//
-//   success: True:  the inialization succeeded. No further calls to the init
-//                   function will be made.
-//            False: the initializtion failed. The next call to umtx_initOnce()
-//                   will retry the initialization.
 
 U_COMMON_API void U_EXPORT2 umtx_initImplPostInit(UInitOnce &uio) {
     umtx_storeRelease(uio.fState, 2);