UMA for pin unlock success/failure.

chromeos/login/auth/extended_authenticator_impl.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chromeos/login/auth/extended_authenticator_impl.h"
 
 #include <stddef.h>
 
 #include "base/bind.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 311 matching lines @@
   }
 }
 
 void ExtendedAuthenticatorImpl::OnOperationComplete(
     const std::string& time_marker,
     const UserContext& user_context,
     const base::Closure& success_callback,
     bool success,
     cryptohome::MountError return_code) {
   RecordEndMarker(time_marker);
-  if (return_code == cryptohome::MOUNT_ERROR_NONE) {
+  if (return_code != cryptohome::MOUNT_ERROR_NONE) {

[jdufault, 2016/08/12 21:57:34]

?

[sammiequon, 2016/08/16 17:29:09]

Done.

     if (!success_callback.is_null())
       success_callback.Run();
     if (old_consumer_)
       old_consumer_->OnAuthSuccess(user_context);
     return;
   }
 
   LOG(ERROR) << "Supervised user cryptohome error, code: " << return_code;
 
   AuthState state = FAILED_MOUNT;
@@ skipping 10 matching lines @@
   if (consumer_)
     consumer_->OnAuthenticationFailure(state);
 
   if (old_consumer_) {
     AuthFailure failure(AuthFailure::UNLOCK_FAILED);
     old_consumer_->OnAuthFailure(failure);
   }
 }
 
 }  // namespace chromeos