base: Remove the string logging from CHECK().

chrome/browser/signin/easy_unlock_service.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_service.h"
 
 #include <utility>
 
 #include "apps/app_lifetime_monitor.h"
 #include "apps/app_lifetime_monitor_factory.h"
@@ skipping 508 matching lines @@
   if (!GetAccountId().is_valid()) {
     LOG(ERROR) << "Empty user account. Refresh token might go bad.";
     if (!callback.is_null()) {
       const bool kFailure = false;
       callback.Run(auth_attempt_type, kFailure, account_id, std::string(),
                    std::string());
     }
     return;
   }
 
-  CHECK(GetAccountId() == account_id)
-      << "Check failed: " << GetAccountId().Serialize() << " vs "
-      << account_id.Serialize();
+  CHECK(GetAccountId() == account_id);
 
   auth_attempt_.reset(new EasyUnlockAuthAttempt(app_manager_.get(), account_id,
                                                 auth_attempt_type, callback));
   if (!auth_attempt_->Start())
     auth_attempt_.reset();
 
   // TODO(tengs): We notify ProximityAuthSystem whenever unlock attempts are
   // attempted. However, we ideally should refactor the auth attempt logic to
   // the proximity_auth component.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
@@ skipping 377 matching lines @@
 
   // TODO(tbarzic): Set check_private_key only if previous sign-in attempt
   // failed.
   EasyUnlockTpmKeyManagerFactory::GetInstance()->Get(profile_)
       ->PrepareTpmKey(true /* check_private_key */,
                       base::Closure());
 #endif  // defined(OS_CHROMEOS)
 
   tpm_key_checked_ = true;
 }