[LyX/master] Add missing braces

[Jean-Marc]

commit 61f02710317b99a050346a0c95c02fcdd457bfca
Author: Jean-Marc <lasgout...@lyx.org>
Date:   Sat Sep 12 18:40:52 2015 +0200

    Add missing braces
    
    Coverity issue 23506.

diff --git a/src/frontends/qt4/GuiPrefs.cpp b/src/frontends/qt4/GuiPrefs.cpp
index 54b308c..c53c8d7 100644
--- a/src/frontends/qt4/GuiPrefs.cpp
+++ b/src/frontends/qt4/GuiPrefs.cpp
@@ -2869,10 +2869,11 @@ QTreeWidgetItem * 
PrefShortcuts::insertShortcutItem(FuncRequest const & lfun,
                QList<QTreeWidgetItem*> const items = 
shortcutsTW->findItems(lfun_name,
                        Qt::MatchFlags(Qt::MatchExactly | Qt::MatchRecursive), 
0);
                for (int i = 0; i < items.size(); ++i) {
-                       if (items[i]->text(1) == shortcut)
+                       if (items[i]->text(1) == shortcut) {
                                newItem = items[i];
                                break;
                        }
+               }
                // if not found, this unbind item is KeyMap::UserExtraUnbind
                // Such an item is not displayed to avoid confusion (what is
                // unmatched removed?).