diff -r 000000000000 -r 6474c204b198 intl/uconv/ucvko/nsJohabToUnicode.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/intl/uconv/ucvko/nsJohabToUnicode.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,59 @@
+/* -*- Mode: C++; tab-width: 2; 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/. */
+
+#include "nsJohabToUnicode.h"
+#include "nsUCvKODll.h"
+#include "nsUCConstructors.h"
+#include "mozilla/Telemetry.h"
+
+using namespace mozilla;
+
+//----------------------------------------------------------------------
+// Global functions and data [declaration]
+
+static const uScanClassID g_JOHABScanClassIDs[] = {
+  u1ByteCharset,
+  uJohabHangulCharset,
+  u2BytesCharset,
+  uJohabSymbolCharset,
+  uJohabSymbolCharset
+};
+
+static const uRange g_JOHABRanges[] = {
+  { 0x00, 0x7E },
+  { 0x84, 0xD3 },
+  { 0x84, 0xD3 },
+  { 0xD8, 0xDE },
+  { 0xE0, 0xF9 }
+};
+
+static const uint16_t g_utJohabJamoMapping[] ={   
+#include "johabjamo.ut"
+};
+
+static const uint16_t *g_JOHABMappingTableSet [] ={
+  g_ASCIIMappingTable,
+  g_HangulNullMapping,
+  g_utJohabJamoMapping,
+  g_utKSC5601Mapping,
+  g_utKSC5601Mapping
+};
+
+
+//----------------------------------------------------------------------
+// Class nsJohabToUnicode [implementation]
+
+nsresult
+nsJohabToUnicodeConstructor(nsISupports *aOuter, REFNSIID aIID,
+                            void **aResult)
+{
+  Telemetry::Accumulate(Telemetry::DECODER_INSTANTIATED_JOHAB, true);
+  return CreateMultiTableDecoder(sizeof(g_JOHABRanges) / sizeof(g_JOHABRanges[0]),
+                                 (const uRange*) &g_JOHABRanges,
+                                 (uScanClassID*) &g_JOHABScanClassIDs,
+                                 (uMappingTable**) &g_JOHABMappingTableSet, 1,
+                                 aOuter, aIID, aResult);
+}
+