diff -r 000000000000 -r 6474c204b198 intl/uconv/ucvcn/nsHZToUnicode.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/intl/uconv/ucvcn/nsHZToUnicode.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,46 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsHZToUnicode_h___
+#define nsHZToUnicode_h___
+
+#include "nsUCSupport.h"
+#include "nsGBKConvUtil.h"
+
+//----------------------------------------------------------------------
+// Class nsHZToUnicode [declaration]
+
+/**
+ * A character set converter from GBK to Unicode.
+ * 
+ *
+ * @created         08/Sept/1999
+ * @author  Yueheng Xu, Yueheng.Xu@intel.com
+ */
+class nsHZToUnicode : public nsBufferDecoderSupport
+{
+public:
+		
+  /**
+   * Class constructor.
+   */
+  nsHZToUnicode();
+
+protected:
+
+  //--------------------------------------------------------------------
+  // Subclassing of nsDecoderSupport class [declaration]
+  NS_IMETHOD ConvertNoBuff(const char* aSrc, int32_t * aSrcLength, 
+                           char16_t *aDest, int32_t * aDestLength); 
+  nsGBKConvUtil mUtil;
+
+private:
+  int16_t mHZState;
+  uint32_t mRunLength; // length of a run of 8-bit GB-encoded characters
+  char mOddByte; // first byte of a multi-byte sequence from a previous buffer
+
+};
+
+#endif /* nsHZToUnicode_h___ */