[glom] Remove some unnecessary (because there are defaults) parameters.

[Murray Cumming <murrayc src gnome org>]

commit 9437263bb134aef09f9cd26f321a4335fcd7880f
Author: Murray Cumming <murrayc murrayc com>
Date:   Thu Mar 17 15:43:50 2016 +0100

    Remove some unnecessary (because there are defaults) parameters.

 glom/frame_glom.cc                        |    2 +-
 glom/mode_data/datawidget/treemodel_db.cc |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/glom/frame_glom.cc b/glom/frame_glom.cc
index af055b1..74b79b2 100644
--- a/glom/frame_glom.cc
+++ b/glom/frame_glom.cc
@@ -391,7 +391,7 @@ void Frame_Glom::show_table_allow_empty(const Glib::ustring& table_name, const G
           layout_item_temp->set_full_field_details(field_primary_key);
           type_vecLayoutFields layout_fields;
           layout_fields.emplace_back(layout_item_temp);
-          auto sql_query_without_sort = SqlUtils::build_sql_select_with_where_clause(found_set.m_table_name, 
layout_fields, found_set.m_where_clause, found_set.m_extra_join, SqlUtils::type_sort_clause());
+          auto sql_query_without_sort = SqlUtils::build_sql_select_with_where_clause(found_set.m_table_name, 
layout_fields, found_set.m_where_clause, found_set.m_extra_join);
 
           const Privileges table_privs = Privs::get_current_privs(found_set.m_table_name);
           int count = 0;
diff --git a/glom/mode_data/datawidget/treemodel_db.cc b/glom/mode_data/datawidget/treemodel_db.cc
index 2975186..299f655 100644
--- a/glom/mode_data/datawidget/treemodel_db.cc
+++ b/glom/mode_data/datawidget/treemodel_db.cc
@@ -369,7 +369,7 @@ bool DbTreeModel::refresh_from_database(const FoundSet& found_set)
 
       //This doesn't work with cursor-based models: const int count = m_gda_datamodel->get_n_rows();
       //because rows count is -1 until we have iterated to the last row.
-      auto sql_query_without_sort = SqlUtils::build_sql_select_with_where_clause(m_found_set.m_table_name, 
m_column_fields, m_found_set.m_where_clause, m_found_set.m_extra_join, SqlUtils::type_sort_clause());
+      auto sql_query_without_sort = SqlUtils::build_sql_select_with_where_clause(m_found_set.m_table_name, 
m_column_fields, m_found_set.m_where_clause, m_found_set.m_extra_join);
       const int count = DbUtils::count_rows_returned_by(sql_query_without_sort);
       if(count < 0)
       {