Support for auth code based authentication flow for both app and web UI driven flow.

chrome/browser/chromeos/login/mock_login_status_consumer.cc

Index: chrome/browser/chromeos/login/mock_login_status_consumer.cc
diff --git a/chrome/browser/chromeos/login/mock_login_status_consumer.cc b/chrome/browser/chromeos/login/mock_login_status_consumer.cc
index dae907b44c873e8ba1cd2f98c81ac413c970d64f..8362ed0bdd5ded6dc70f5e440b7a3a9dbcdafbad 100644
--- a/chrome/browser/chromeos/login/mock_login_status_consumer.cc
+++ b/chrome/browser/chromeos/login/mock_login_status_consumer.cc
@@ -38,8 +38,7 @@ void MockConsumer::OnGuestSuccessQuitAndFail() {
 
 // static
 void MockConsumer::OnSuccessQuit(
-    const std::string& username,
-    const std::string& password,
+    const UserCredentials& credentials,
     bool pending_requests,
     bool using_oauth) {
   MessageLoop::current()->Quit();
@@ -47,8 +46,7 @@ void MockConsumer::OnSuccessQuit(
 
 // static
 void MockConsumer::OnSuccessQuitAndFail(
-    const std::string& username,
-    const std::string& password,
+    const UserCredentials& credentials,
     bool pending_requests,
     bool using_oauth) {
   ADD_FAILURE() << "Login should NOT have succeeded!";