Add name of the enum to message to help looking up.

chromeos/login/auth/cryptohome_authenticator.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/cryptohome_authenticator.h"
 
 #include <stdint.h>
 
 #include <vector>
 
@@ skipping 889 matching lines @@
   }
 
   AuthState state = CONTINUE;
 
   if (current_state_->cryptohome_outcome() &&
       current_state_->username_hash_valid()) {
     state = ResolveCryptohomeSuccessState();
   } else {
     state = ResolveCryptohomeFailureState();
     LOGIN_LOG(ERROR) << "Cryptohome failure: "
-                     << "state=" << state
-                     << ", code=" << current_state_->cryptohome_code();
+                     << "state(AuthState)=" << state
+                     << ", code(cryptohome::MountError)="
+                     << current_state_->cryptohome_code();
   }
 
   DCHECK(current_state_->cryptohome_complete());  // Ensure invariant holds.
   migrate_attempted_ = false;
   remove_attempted_ = false;
   resync_attempted_ = false;
   ephemeral_mount_attempted_ = false;
   check_key_attempted_ = false;
 
   if (state != POSSIBLE_PW_CHANGE && state != NO_MOUNT &&
@@ skipping 114 matching lines @@
   Resolve();
 }
 
 void CryptohomeAuthenticator::SetOwnerState(bool owner_check_finished,
                                             bool check_result) {
   owner_is_verified_ = owner_check_finished;
   user_can_login_ = check_result;
 }
 
 }  // namespace chromeos