Fix build.

Change-Id: I1c3c2996ca11bfe8864df774e9280893cf17c0d4
diff --git a/native/jni/src/suggest/policyimpl/dictionary/bigram/dynamic_bigram_list_policy.cpp b/native/jni/src/suggest/policyimpl/dictionary/bigram/dynamic_bigram_list_policy.cpp
index 6a8164d..b8a5f27 100644
--- a/native/jni/src/suggest/policyimpl/dictionary/bigram/dynamic_bigram_list_policy.cpp
+++ b/native/jni/src/suggest/policyimpl/dictionary/bigram/dynamic_bigram_list_policy.cpp
@@ -115,7 +115,7 @@
         flags = BigramListReadWriteUtils::getFlagsAndForwardPointer(buffer, pos);
         int originalBigramPos = BigramListReadWriteUtils::getBigramAddressAndForwardPointer(
                 buffer, flags, pos);
-        if (usesAdditionalBuffer && originalBigramPos != NOT_A_VALID_WORD_POS) {
+        if (usesAdditionalBuffer && originalBigramPos != NOT_A_DICT_POS) {
             originalBigramPos += mBuffer->getOriginalBufferSize();
         }
         if (followBigramLinkAndGetCurrentBigramPtNodePos(originalBigramPos) == bigramPos) {