Reviewed by Kevin Ollivier.

[wx] Fix strokeArc and fillRoundedRect drawing, and add clipPath support.
        
https://bugs.webkit.org/show_bug.cgi?id=60847



git-svn-id: svn://svn.chromium.org/blink/trunk@86502 bbb929c8-8fbe-4397-9dbb-9b2b20218538
void GraphicsContext::setPlatformCompositeOperation(CompositeOperator op)
{
    if (m_data->context)
    {
#if wxCHECK_VERSION(2,9,0)
        m_data->context->SetLogicalFunction(static_cast<wxRasterOperationMode>(getWxCompositingOperation(op, false)));
#else
        m_data->context->SetLogicalFunction(getWxCompositingOperation(op, false));
#endif
    }
}

void GraphicsContext::setPlatformCompositeOperation(CompositeOperator op)
{
    if (m_data->context)
    {
#if wxCHECK_VERSION(2,9,0)
        m_data->context->SetLogicalFunction(static_cast<wxRasterOperationMode>(getWxCompositingOperation(op, false)));
#else
        m_data->context->SetLogicalFunction(getWxCompositingOperation(op, false));
#endif
    }
}
