QmlEditorWidgets: Add missing braces

Change-Id: I4e12c05abb7b50593807e6306318c983d5e58432
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@digia.com>

src/libs/qmleditorwidgets/contextpanewidget.cpp

@@ -218,9 +218,10 @@ ContextPaneWidget::ContextPaneWidget(QWidget *parent) : DragWidget(parent), m_cu
 ContextPaneWidget::~ContextPaneWidget()
 {
     //if the pane was never activated the widget is not in a widget tree
-    if (!m_bauhausColorDialog.isNull())
+    if (!m_bauhausColorDialog.isNull()) {
         delete m_bauhausColorDialog.data();
         m_bauhausColorDialog = 0;
+    }
 }
 
 void ContextPaneWidget::activate(const QPoint &pos, const QPoint &alternative, const QPoint &alternative2, bool pinned)