Fix codacy stuff

src/com/owncloud/android/ui/activity/FileDisplayActivity.java

@@ -93,13 +93,10 @@ import com.owncloud.android.utils.DisplayUtils;
 import com.owncloud.android.utils.ErrorMessageAdapter;
 import com.owncloud.android.utils.PermissionUtil;
 
-import org.w3c.dom.Text;
-
 import java.io.File;
 import java.util.ArrayList;
 import java.util.Collection;
 
-import static com.owncloud.android.R.id.searchView;
 import static com.owncloud.android.db.PreferenceManager.getSortOrder;
 
 /**

src/com/owncloud/android/ui/fragment/ExtendedListFragment.java

@@ -101,7 +101,6 @@ public class ExtendedListFragment extends Fragment
     private FilterableListAdapter mAdapter;
 
     private SearchView searchView;
-    private String searchQuery;
     private Handler handler = new Handler();
 
     protected void setListAdapter(FilterableListAdapter listAdapter) {
@@ -187,7 +186,6 @@ public class ExtendedListFragment extends Fragment
         handler.postDelayed(new Runnable() {
             @Override
             public void run() {
-                searchQuery = query;
                 mAdapter.filter(query);
             }
         }, 500);
@@ -196,7 +194,6 @@ public class ExtendedListFragment extends Fragment
 
     @Override
     public boolean onQueryTextSubmit(String query) {
-        searchQuery = query;
         mAdapter.filter(query);
         return true;
     }