public int UpgradeProject(uint grfUpgradeFlags)
{
int hr = VSConstants.S_OK;
if (!PerformTargetFrameworkCheck())
{
// Just return OLE_E_PROMPTSAVECANCELLED here which will cause the shell
// to leave the project in an unloaded state.
hr = VSConstants.OLE_E_PROMPTSAVECANCELLED;
}
return hr;
}