Fix an NPE

The code was passing the wrong parameter.

Bug: 8492879
Change-Id: I091d62ca29601e3807eed287c7bdad38bf43a502

java/src/com/android/inputmethod/dictionarypack/DictionarySettingsFragment.java

@@ -340,8 +340,7 @@ public final class DictionarySettingsFragment extends PreferenceFragment
     private void cancelRefresh() {
         UpdateHandler.unregisterUpdateEventListener(this);
         final Context context = getActivity();
-        UpdateHandler.cancelUpdate(context,
-                MetadataDbHelper.getMetadataUriAsString(context, mClientId));
+        UpdateHandler.cancelUpdate(context, mClientId);
         stopLoadingAnimation();
     }