Avoid inadvertently destroying a shared PangoContext on GTK2

wxMemoryDC and wxScreenDC dtors were freeing a context they didn't own, potentially causing a crash. Fixed by having the base wxWindowDC dtor free the context. See #18566
2019-11-07 11:26:10 -08:00
parent 6878a46725
commit e87ea7389b
4 changed files with 8 additions and 3 deletions
--- a/src/gtk/dcmemory.cpp
+++ b/src/gtk/dcmemory.cpp
@@ -40,7 +40,6 @@ wxMemoryDCImpl::wxMemoryDCImpl( wxMemoryDC *owner, wxDC *WXUNUSED(dc) )

 wxMemoryDCImpl::~wxMemoryDCImpl()
 {
-    g_object_unref(m_context);
 }

 void wxMemoryDCImpl::Init()