easy-unlock: Do not show icon for online auth type.

chrome/browser/signin/easy_unlock_screenlock_state_handler.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 "chrome/browser/signin/easy_unlock_screenlock_state_handler.h"
 
 #include "base/bind.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chromeos/chromeos_utils.h"
@@ skipping 101 matching lines @@
   if (state_ == new_state)
     return;
 
   state_ = new_state;
 
   // If lock screen is not active or it forces offline password, just cache the
   // current state. The screenlock state will get refreshed in |ScreenDidLock|.
   if (!screenlock_bridge_->IsLocked())
     return;
 
+  // Do nothing when auth type is online.
+  if (screenlock_bridge_->lock_handler()->GetAuthType(user_email_) ==
+      ScreenlockBridge::LockHandler::ONLINE_SIGN_IN) {
+    return;
+  }
+
   // No hardlock UI for trial run.
   if (!is_trial_run_ && hardlock_state_ != NO_HARDLOCK) {
     ShowHardlockUI();
     return;
   }
 
   UpdateScreenlockAuthType();
 
   ScreenlockBridge::UserPodCustomIcon icon = GetIconForState(state_);
 
@@ skipping 174 matching lines @@
 #endif
 }
 
 void EasyUnlockScreenlockStateHandler::UpdateScreenlockAuthType() {
   if (!is_trial_run_ && hardlock_state_ != NO_HARDLOCK)
     return;
 
   // Do not override online signin.
   const ScreenlockBridge::LockHandler::AuthType existing_auth_type =
       screenlock_bridge_->lock_handler()->GetAuthType(user_email_);
-  if (existing_auth_type == ScreenlockBridge::LockHandler::ONLINE_SIGN_IN)
-    return;
+  DCHECK_NE(ScreenlockBridge::LockHandler::ONLINE_SIGN_IN, existing_auth_type);
 
   if (state_ == STATE_AUTHENTICATED) {
     if (existing_auth_type != ScreenlockBridge::LockHandler::USER_CLICK) {
       screenlock_bridge_->lock_handler()->SetAuthType(
           user_email_,
           ScreenlockBridge::LockHandler::USER_CLICK,
           l10n_util::GetStringUTF16(
               IDS_EASY_UNLOCK_SCREENLOCK_USER_POD_AUTH_VALUE));
     }
   } else if (existing_auth_type !=
              ScreenlockBridge::LockHandler::OFFLINE_PASSWORD) {
     screenlock_bridge_->lock_handler()->SetAuthType(
         user_email_,
         ScreenlockBridge::LockHandler::OFFLINE_PASSWORD,
         base::string16());
   }
 }