ICU upgrade to 54.1 step 2

patches/clang_win.patch

Index: patches/clang_win.patch
diff --git a/patches/clang_win.patch b/patches/clang_win.patch
deleted file mode 100644
index bdc116539942c0c61b99663ecb5f04b94dc5b820..0000000000000000000000000000000000000000
--- a/patches/clang_win.patch
+++ /dev/null
@@ -1,26 +0,0 @@
-Index: source/i18n/winnmfmt.cpp
-===================================================================
---- source/i18n/winnmfmt.cpp	(revision 287122)
-+++ source/i18n/winnmfmt.cpp	(working copy)
-@@ -242,7 +242,7 @@
-     NumberFormat::setMinimumFractionDigits(newValue);
- }
- 
--UnicodeString &Win32NumberFormat::format(int32_t numDigits, UnicodeString &appendTo, wchar_t *fmt, ...) const
-+UnicodeString &Win32NumberFormat::format(int32_t numDigits, UnicodeString &appendTo, const wchar_t *fmt, ...) const
- {
-     wchar_t nStackBuffer[STACK_BUFFER_SIZE];
-     wchar_t *nBuffer = nStackBuffer;
-Index: source/i18n/winnmfmt.h
-===================================================================
---- source/i18n/winnmfmt.h	(revision 287122)
-+++ source/i18n/winnmfmt.h	(working copy)
-@@ -143,7 +143,7 @@
-     virtual UClassID getDynamicClassID(void) const;
- 
- private:
--    UnicodeString &format(int32_t numDigits, UnicodeString &appendTo, wchar_t *format, ...) const;
-+    UnicodeString &format(int32_t numDigits, UnicodeString &appendTo, const wchar_t *format, ...) const;
- 
-     UBool fCurrency;
-     Locale fLocale;