Fix HTTP auth multi-profile handling.

chrome/browser/ui/login/login_prompt.h

Index: chrome/browser/ui/login/login_prompt.h
diff --git a/chrome/browser/ui/login/login_prompt.h b/chrome/browser/ui/login/login_prompt.h
index 58d9398566bf05f719cf493bf7cabdde324ef3eb..ed701d6120ebf693b44dde219ebab9c380d2cbf7 100644
--- a/chrome/browser/ui/login/login_prompt.h
+++ b/chrome/browser/ui/login/login_prompt.h
@@ -17,6 +17,7 @@
 
 namespace net {
 class AuthChallengeInfo;
+class HttpNetworkSession;
 class URLRequest;
 }  // namespace net
 
@@ -133,6 +134,9 @@ class LoginHandler : public ResourceDispatcherHostLoginDelegate,
   // This should only be accessed on the IO loop.
   net::URLRequest* request_;
 
+  // The HttpNetworkSession |request_| is associated with.
+  const net::HttpNetworkSession* http_network_session_;
+
   // The PasswordForm sent to the PasswordManager. This is so we can refer to it
   // when later notifying the password manager if the credentials were accepted
   // or rejected.