Remove Unneeded test (thx ipkiss)

diff --git a/modules/gui/qt4/components/preferences_widgets.cpp b/modules/gui/qt4/components/preferences_widgets.cpp
index 67f1cf8b7b5369c28d146e1f8b05f668cd6e359b..adf0574bd6bb669dce81e44ba307eab44095aaad 100644 (file)
--- a/modules/gui/qt4/components/preferences_widgets.cpp
+++ b/modules/gui/qt4/components/preferences_widgets.cpp
@@ -644,7 +644,7 @@ ModuleListConfigControl::~ModuleListConfigControl()
     {
         delete *it;
     }
-    if( groupBox ) delete groupBox;
+    delete groupBox;
 }
 
 #define CHECKBOX_LISTS \