Fix readAndFollowForwardLink.

Change-Id: Ifda44e6139a4a1bd065468a7f74cd9483b343644
diff --git a/java/src/com/android/inputmethod/latin/makedict/Ver4DictDecoder.java b/java/src/com/android/inputmethod/latin/makedict/Ver4DictDecoder.java
index 734223e..cc6a545 100644
--- a/java/src/com/android/inputmethod/latin/makedict/Ver4DictDecoder.java
+++ b/java/src/com/android/inputmethod/latin/makedict/Ver4DictDecoder.java
@@ -318,7 +318,8 @@
 
     @Override
     public boolean readAndFollowForwardLink() {
-        final int nextAddress = mDictBuffer.readUnsignedInt24();
+        final int forwardLinkPos = mDictBuffer.position();
+        final int nextAddress = forwardLinkPos + BinaryDictDecoderUtils.readSInt24(mDictBuffer);
         if (nextAddress >= 0 && nextAddress < mDictBuffer.limit()) {
             mDictBuffer.position(nextAddress);
             return true;