remove wxWindow::m_needParent and use GTKNeedsParent() which can be overridden in just wxMenuBar (and not set in each and every wxGTK control)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45602 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/tglbtn.cpp

@@ -55,8 +55,6 @@ bool wxToggleBitmapButton::Create(wxWindow *parent, wxWindowID id,
                             const wxValidator& validator,
                             const wxString &name)
 {
-    m_needParent = true;
-
     m_blockEvent = false;
 
     if (!PreCreation(parent, pos, size) ||
@@ -197,8 +195,6 @@ bool wxToggleButton::Create(wxWindow *parent, wxWindowID id,
                             const wxValidator& validator,
                             const wxString &name)
 {
-    m_needParent = true;
-
     m_blockEvent = false;
 
     if (!PreCreation(parent, pos, size) ||