public static extern void mbOnDownload(IntPtr webView, mbDownloadCallback calback, IntPtr param);
public extern static void mbOnDownload(mbWebView webView, mbDownloadCallback callback, IntPtr param);
public static extern void mbOnDownload(IntPtr webView, mbDownloadCallback calback, IntPtr param);
public extern static void mbOnDownload(mbWebView webView, mbDownloadCallback callback, IntPtr param);