respect immutability on panel creation; there's no way to add panels at runtime anymore, but at least this way the locking is respected if somehow one manages to do so.

BUG:165139

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=825672

containment.cpp

@@ -1073,8 +1073,12 @@ ToolBox* Containment::Private::createToolBox()
             connect(toolBox, SIGNAL(toggled()), toolBox, SLOT(toggle()));
             break;
         }
+
         positionToolBox();
 
+        if (type == PanelContainment && q->immutability() != Mutable) {
+            toolBox->hide();
+        }
     }
 
     return toolBox;