fix a problem that android cannot download files with basic authentication

net/url_request/url_request_ftp_job.cc

Index: net/url_request/url_request_ftp_job.cc
diff --git a/net/url_request/url_request_ftp_job.cc b/net/url_request/url_request_ftp_job.cc
index cc3e3f88714d1061303871ac10b56fc18ecbd014..366868439d3568db0c44369e6b26663fc35711e5 100644
--- a/net/url_request/url_request_ftp_job.cc
+++ b/net/url_request/url_request_ftp_job.cc
@@ -321,6 +321,10 @@ bool URLRequestFtpJob::NeedsAuth() {
   return server_auth_ && server_auth_->state == AUTH_STATE_NEED_AUTH;
 }
 
+bool URLRequestFtpJob::HasAuth() const {
+  return server_auth_ && server_auth_->state == AUTH_STATE_HAVE_AUTH;
+}
+
 void URLRequestFtpJob::GetAuthChallengeInfo(
     scoped_refptr<AuthChallengeInfo>* result) {
   DCHECK((server_auth_ != NULL) &&