get rid of sql finalizer error messages.

Change-Id: I5613734b78f861237b435079742528b9623c97de
diff --git a/apps/Tag/src/com/android/apps/tag/TagDBHelper.java b/apps/Tag/src/com/android/apps/tag/TagDBHelper.java
index ea100bc..7857141 100644
--- a/apps/Tag/src/com/android/apps/tag/TagDBHelper.java
+++ b/apps/Tag/src/com/android/apps/tag/TagDBHelper.java
@@ -137,6 +137,7 @@
         stmt.bindString(1, new String(msg.toByteArray())); // TODO: This should be a blob
         stmt.bindString(2, new Date().toString());
         stmt.executeInsert();
+        stmt.close();
     }
 
     @Override