Bumping metadata database version to 11.

Change-Id: I19e2f701f3e2334355bfd7105f9b62dcb53cc209
diff --git a/java/src/com/android/inputmethod/dictionarypack/MetadataDbHelper.java b/java/src/com/android/inputmethod/dictionarypack/MetadataDbHelper.java
index db4315f..ce23eb7 100644
--- a/java/src/com/android/inputmethod/dictionarypack/MetadataDbHelper.java
+++ b/java/src/com/android/inputmethod/dictionarypack/MetadataDbHelper.java
@@ -47,7 +47,8 @@
     // used to identify the versions for upgrades. This should never change going forward.
     private static final int METADATA_DATABASE_VERSION_WITH_CLIENTID = 6;
     // The current database version.
-    private static final int CURRENT_METADATA_DATABASE_VERSION = 10;
+    // This MUST be increased every time the dictionary pack metadata URL changes.
+    private static final int CURRENT_METADATA_DATABASE_VERSION = 11;
 
     private final static long NOT_A_DOWNLOAD_ID = -1;