diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java
index 9caec5592..e5365dee2 100644
--- a/java/src/com/android/inputmethod/latin/LatinIME.java
+++ b/java/src/com/android/inputmethod/latin/LatinIME.java
@@ -2572,8 +2572,6 @@ public final class LatinIME extends InputMethodService implements KeyboardAction
         if (ProductionFlag.USES_DEVELOPMENT_ONLY_DIAGNOSTICS) {
             ResearchLogger.latinIME_revertCommit(committedWord, originallyTypedWord,
                     mWordComposer.isBatchMode(), mLastComposedWord.mSeparatorString);
-            ResearchLogger.getInstance().uncommitCurrentLogUnit(committedWord,
-                    true /* dumpCurrentLogUnit */);
         }
         // Don't restart suggestion yet. We'll restart if the user deletes the
         // separator.
diff --git a/java/src/com/android/inputmethod/research/ResearchLogger.java b/java/src/com/android/inputmethod/research/ResearchLogger.java
index 8b8ea21e9..c5a6f6bae 100644
--- a/java/src/com/android/inputmethod/research/ResearchLogger.java
+++ b/java/src/com/android/inputmethod/research/ResearchLogger.java
@@ -1418,7 +1418,6 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
             logUnit.setContainsCorrection();
         }
         researchLogger.mStatistics.recordRevertCommit(SystemClock.uptimeMillis());
-        researchLogger.commitCurrentLogUnitAsWord(originallyTypedWord, Long.MAX_VALUE, isBatchMode);
     }
 
     /**