Don't always use the Cairo context for wxGCDC(wxMemoryDC). If a Cairo context is wanted then the wxGCDC(wxGraphicsContext*) ctor should be used instead. (I thought I had removed this code with my last commit of this file...)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@69217 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/dcgraph.cpp

@@ -187,13 +187,7 @@ wxGCDCImpl::wxGCDCImpl( wxDC *owner, const wxMemoryDC& dc ) :
 {
     Init();
     wxGraphicsContext* context;
-#if wxUSE_CAIRO
-    wxGraphicsRenderer* renderer = wxGraphicsRenderer::GetCairoRenderer();
-    context = renderer->CreateContext(dc);
-#else
     context = wxGraphicsContext::Create(dc);
-#endif
-
     SetGraphicsContext( context );
 }