1 files changed, 2 insertions, 0 deletions
diff --git a/java/src/com/android/inputmethod/latin/personalization/PersonalizationDataChunk.java b/java/src/com/android/inputmethod/latin/personalization/PersonalizationDataChunk.java
index 6f4b09741..734ed5583 100644
--- a/java/src/com/android/inputmethod/latin/personalization/PersonalizationDataChunk.java
+++ b/java/src/com/android/inputmethod/latin/personalization/PersonalizationDataChunk.java
@@ -20,6 +20,8 @@ import java.util.Collections;
 import java.util.List;
 
 public class PersonalizationDataChunk {
+    public static final String LANGUAGE_UNKNOWN = "";
+
     public final boolean mInputByUser;
     public final List<String> mTokens;
     public final int mTimestampInSeconds;