restored topLevel layout margins

removed call to genericLayoutItemRect
This effectively revert commits 739b18f4b3 and
3618ba5ed5

kstyle/breeze.h

@@ -58,7 +58,7 @@ namespace Breeze
         Frame_FrameRadius = 3,
 
         // layout
-        Layout_TopLevelMarginWidth = 0,
+        Layout_TopLevelMarginWidth = 10,
         Layout_ChildMarginWidth = 6,
         Layout_DefaultSpacing = 6,
 

kstyle/breezestyle.cpp

@@ -672,8 +672,6 @@ namespace Breeze
             case SE_TabWidgetRightCorner: return tabWidgetCornerRect( SE_TabWidgetRightCorner, option, widget );
             case SE_ToolBoxTabContents: return toolBoxTabContentsRect( option, widget );
 
-            case SE_PushButtonLayoutItem: return genericLayoutItemRect( option, widget );
-
             // fallback
             default: return ParentStyleClass::subElementRect( element, option, widget );