diff -r 000000000000 -r 6474c204b198 extensions/universalchardet/src/base/nsEscCharsetProber.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/extensions/universalchardet/src/base/nsEscCharsetProber.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,34 @@
+/* -*- 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 nsEscCharSetProber_h__
+#define nsEscCharSetProber_h__
+
+#include "nsCharSetProber.h"
+#include "nsCodingStateMachine.h"
+
+#define NUM_OF_ESC_CHARSETS   4
+
+class nsEscCharSetProber: public nsCharSetProber {
+public:
+  nsEscCharSetProber(uint32_t aLanguageFilter);
+  virtual ~nsEscCharSetProber(void);
+  nsProbingState HandleData(const char* aBuf, uint32_t aLen);
+  const char* GetCharSetName() {return mDetectedCharset;}
+  nsProbingState GetState(void) {return mState;}
+  void      Reset(void);
+  float     GetConfidence(void){return (float)0.99;}
+
+protected:
+  void      GetDistribution(uint32_t aCharLen, const char* aStr);
+  
+  nsCodingStateMachine* mCodingSM[NUM_OF_ESC_CHARSETS] ;
+  uint32_t    mActiveSM;
+  nsProbingState mState;
+  const char *  mDetectedCharset;
+};
+
+#endif /* nsEscCharSetProber_h__ */
+