[net] Remove AuthData from net/base/auth.h.

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 dcfb8fde01e607afccd2ba7021e0e21aa2244b05..11fbe9c1b071f92786fa0b9d00fa0feb7fb62701 100644
--- a/net/url_request/url_request_ftp_job.cc
+++ b/net/url_request/url_request_ftp_job.cc
@@ -6,6 +6,7 @@
 
 #include "base/compiler_specific.h"
 #include "base/location.h"
+#include "base/memory/ptr_util.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/thread_task_runner_handle.h"
@@ -24,6 +25,10 @@
 
 namespace net {
 
+URLRequestFtpJob::AuthData::AuthData() : state(AUTH_STATE_NEED_AUTH) {}
+
+URLRequestFtpJob::AuthData::~AuthData() {}
+
 URLRequestFtpJob::URLRequestFtpJob(
     URLRequest* request,
     NetworkDelegate* network_delegate,
@@ -358,7 +363,7 @@ void URLRequestFtpJob::HandleAuthNeededResponse() {
     if (ftp_transaction_ && auth_data_->state == AUTH_STATE_HAVE_AUTH)
       ftp_auth_cache_->Remove(origin, auth_data_->credentials);
   } else {
-    auth_data_ = new AuthData;
+    auth_data_ = base::MakeUnique<AuthData>();
   }
   auth_data_->state = AUTH_STATE_NEED_AUTH;