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diff --git a/toolkit/components/translation/cld2/internal/cldutil.h b/toolkit/components/translation/cld2/internal/cldutil.h
new file mode 100644
index 0000000000..9712b30a96
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+++ b/toolkit/components/translation/cld2/internal/cldutil.h
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+// Copyright 2013 Google Inc. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+//
+// Author: dsites@google.com (Dick Sites)
+//
+// Stuff used only by online detector, not used offline
+//
+
+#ifndef I18N_ENCODINGS_CLD2_INTERNAL_NEW_CLDUTIL_H__
+#define I18N_ENCODINGS_CLD2_INTERNAL_NEW_CLDUTIL_H__
+
+#include "cldutil_shared.h"
+#include "scoreonescriptspan.h"
+#include "tote.h"
+
+namespace CLD2 {
+
+// Score up to 64KB of a single script span in one pass
+// Make a dummy entry off the end to calc length of last span
+// Return offset of first unused input byte
+int GetUniHits(const char* text,
+                     int letter_offset, int letter_limit,
+                     ScoringContext* scoringcontext,
+                     ScoringHitBuffer* hitbuffer);
+
+// Score up to 64KB of a single script span, doing both delta-bi and
+// distinct bis in one pass
+void GetBiHits(const char* text,
+                     int letter_offset, int letter_limit,
+                     ScoringContext* scoringcontext,
+                     ScoringHitBuffer* hitbuffer);
+
+// Score up to 64KB of a single script span in one pass
+// Make a dummy entry off the end to calc length of last span
+// Return offset of first unused input byte
+int GetQuadHits(const char* text,
+                     int letter_offset, int letter_limit,
+                     ScoringContext* scoringcontext,
+                     ScoringHitBuffer* hitbuffer);
+
+// Score up to 64KB of a single script span, doing both delta-octa and
+// distinct words in one pass
+void GetOctaHits(const char* text,
+                     int letter_offset, int letter_limit,
+                     ScoringContext* scoringcontext,
+                     ScoringHitBuffer* hitbuffer);
+
+// Not sure if these belong here or in scoreonescriptspan.cc
+int ReliabilityDelta(int value1, int value2, int gramcount);
+int ReliabilityExpected(int actual_score_1kb, int expected_score_1kb);
+
+// Create a langprob packed value from its parts.
+uint32 MakeLangProb(Language lang, int qprob);
+
+
+void ProcessProbV2Tote(uint32 probs, Tote* tote);
+
+// Return score for a particular per-script language, or zero
+int GetLangScore(uint32 probs, uint8 pslang);
+
+static inline int minint(int a, int b) {return (a < b) ? a: b;}
+static inline int maxint(int a, int b) {return (a > b) ? a: b;}
+
+}       // End namespace CLD2
+
+#endif  // I18N_ENCODINGS_CLD2_INTERNAL_NEW_CLDUTIL_H__
+
+