SWIGged updates for wxGTK

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19795 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/contrib/glcanvas/gtk/glcanvas.py

@@ -47,9 +47,12 @@ class wxGLContextPtr(wxObjectPtr):
     def __init__(self,this):
         self.this = this
         self.thisown = 0
-    def __del__(self,glcanvasc=glcanvasc):
-        if self.thisown == 1 :
-            glcanvasc.delete_wxGLContext(self)
+    def __del__(self, delfunc=glcanvasc.delete_wxGLContext):
+        if self.thisown == 1:
+            try:
+                delfunc(self)
+            except:
+                pass
     def SetCurrent(self, *_args, **_kwargs):
         val = apply(glcanvasc.wxGLContext_SetCurrent,(self,) + _args, _kwargs)
         return val