base: Remove the string logging from CHECK().

blimp/net/engine_connection_manager.cc

 // Copyright 2015 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 "blimp/net/engine_connection_manager.h"
 
 #include <utility>
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
@@ skipping 36 matching lines @@
   Connect();
   transport_->GetLocalAddress(ip_endpoint);
 }
 
 void EngineConnectionManager::Connect() {
   transport_->Connect(base::Bind(&EngineConnectionManager::OnConnectResult,
                                  base::Unretained(this)));
 }
 
 void EngineConnectionManager::OnConnectResult(int result) {
-  CHECK_EQ(net::OK, result) << "Transport failure:" << transport_->GetName();
+  // Transport failure.
+  CHECK_EQ(net::OK, result);
   connection_handler_->HandleConnection(transport_->MakeConnection());
   Connect();
 }
 
 }  // namespace blimp