[glom] Remove duplicate line of code.

[Murray Cumming <murrayc src gnome org>]

commit 338d895a7db79208fb3feb611bc4bb00e3802b67
Author: Murray Cumming <murrayc murrayc com>
Date:   Tue Feb 9 21:24:19 2016 +0100

    Remove duplicate line of code.

 glom/mode_design/layout/dialog_choose_field.cc |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/glom/mode_design/layout/dialog_choose_field.cc b/glom/mode_design/layout/dialog_choose_field.cc
index 8ede977..c822cbc 100644
--- a/glom/mode_design/layout/dialog_choose_field.cc
+++ b/glom/mode_design/layout/dialog_choose_field.cc
@@ -266,7 +266,6 @@ Dialog_ChooseField::type_list_field_items Dialog_ChooseField::get_fields_chosen(
     field->set_related_relationship(related_relationship);
     field->set_full_field_details(field_details); //So is_same_field() can work.
 
-    field->set_full_field_details(field_details);
     field->set_name(row[m_ColumnsFields.m_col_name]);
     
     list_fields.emplace_back(field);