base: Remove the string logging from CHECK().

device/bluetooth/dbus/bluez_dbus_manager.cc

 // Copyright (c) 2012 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 "device/bluetooth/dbus/bluez_dbus_manager.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/command_line.h"
@@ skipping 37 matching lines @@
 #endif
 
   if (!should_check_object_manager || use_dbus_fakes) {
     client_bundle_.reset(new BluetoothDBusClientBundle(use_dbus_fakes));
     InitializeClients();
     object_manager_supported_ = true;
     object_manager_support_known_ = true;
     return;
   }
 
-  CHECK(GetSystemBus()) << "Can't initialize real clients without DBus.";
+  // Can't initialize real clients without DBus.
+  CHECK(GetSystemBus());
   dbus::MethodCall method_call(dbus::kObjectManagerInterface,
                                dbus::kObjectManagerGetManagedObjects);
   GetSystemBus()
       ->GetObjectProxy(
           bluetooth_object_manager::kBluetoothObjectManagerServiceName,
           dbus::ObjectPath(
               bluetooth_object_manager::kBluetoothObjectManagerServicePath))
       ->CallMethodWithErrorCallback(
           &method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
           base::Bind(&BluezDBusManager::OnObjectManagerSupported,
@@ skipping 167 matching lines @@
   CHECK(g_bluez_dbus_manager);
   BluezDBusManager* dbus_manager = g_bluez_dbus_manager;
   g_bluez_dbus_manager = nullptr;
   g_using_bluez_dbus_manager_for_testing = false;
   delete dbus_manager;
   VLOG(1) << "BluezDBusManager Shutdown completed";
 }
 
 // static
 BluezDBusManager* bluez::BluezDBusManager::Get() {
-  CHECK(g_bluez_dbus_manager)
-      << "bluez::BluezDBusManager::Get() called before Initialize()";
+  // bluez::BluezDBusManager::Get() called before Initialize()
+  CHECK(g_bluez_dbus_manager);
   return g_bluez_dbus_manager;
 }
 
 BluezDBusManagerSetter::BluezDBusManagerSetter() {}
 
 BluezDBusManagerSetter::~BluezDBusManagerSetter() {}
 
 void BluezDBusManagerSetter::SetBluetoothAdapterClient(
     std::unique_ptr<BluetoothAdapterClient> client) {
   bluez::BluezDBusManager::Get()->client_bundle_->bluetooth_adapter_client_ =
@@ skipping 62 matching lines @@
       ->client_bundle_->bluetooth_media_transport_client_ = std::move(client);
 }
 
 void BluezDBusManagerSetter::SetBluetoothProfileManagerClient(
     std::unique_ptr<BluetoothProfileManagerClient> client) {
   bluez::BluezDBusManager::Get()
       ->client_bundle_->bluetooth_profile_manager_client_ = std::move(client);
 }
 
 }  // namespace bluez