kernel: Move convertutf to utils.

No functional change.

headers/private/kernel/util/convertutf.h

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2014 Jonathan Schleifer <[email protected]>
+ * Copyright 2014 Haiku, Inc. All rights reserved.
+ *
+ * Distributed under the terms of the MIT License.
+ *
+ * Authors:
+ *		Jonathan Schleifer, [email protected]
+ *		John Scipione, [email protected]
+ */
+#ifndef CONVERT_UTF_H
+#define CONVERT_UTF_H
+
+
+#include <SupportDefs.h>
+
+
+ssize_t utf16le_to_utf8(const uint16* source, size_t sourceCodeUnitCount,
+	char* target, size_t targetLength);
+
+ssize_t utf16be_to_utf8(const uint16* source, size_t sourceCodeUnitCount,
+	char* target, size_t targetLength);
+
+
+#endif	// CONVERT_UTF_H