Qt: fixed issue #9842. According to qt documentation QtTool flag is always on top of it's parent, so bsSizeToolWin should be ordinary QtWindow.

git-svn-id: trunk@12466 -

lcl/interfaces/qt/qtwsforms.pp

@@ -302,8 +302,9 @@ begin
       Result := QtDialog;
     bsToolWindow:
       Result := QtTool or QtMSWindowsFixedSizeDialogHint;
+    {qt doesn't have sizeToolWin, it's regular qtWindow}
     bsSizeToolWin:
-      Result := QtTool;
+      Result := QtWindow { QtTool };
     else
       Result := QtWidget;
   end;