wxPoint/Size/Rect() causes the same code with (0,0) initialization and is incomparably more readable and clear.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@32101 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/generic/renderg.cpp

@@ -355,7 +355,7 @@ wxRendererGeneric::DrawComboBoxDropButton(wxWindow *win,
 
     wxPoint pt[] =
     {
-        wxPoint(),
+        wxPoint(0,0),
         wxPoint(rect.width, 0),
         wxPoint(rect.width/2, rect.height - 2)
     };