base: Remove the string logging from CHECK().

media/audio/sounds/sounds_manager.cc

 // Copyright 2013 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 "media/audio/sounds/sounds_manager.h"
 
 #include <vector>
 
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
@@ skipping 80 matching lines @@
 }
 
 }  // namespace
 
 SoundsManager::SoundsManager() {}
 
 SoundsManager::~SoundsManager() { DCHECK(CalledOnValidThread()); }
 
 // static
 void SoundsManager::Create() {
-  CHECK(!g_instance || g_initialized_for_testing)
-      << "SoundsManager::Create() is called twice";
+  // SoundsManager::Create() is called twice
+  CHECK(!g_instance || g_initialized_for_testing);
   if (g_initialized_for_testing)
     return;
   g_instance = new SoundsManagerImpl();
 }
 
 // static
 void SoundsManager::Shutdown() {
-  CHECK(g_instance) << "SoundsManager::Shutdown() is called "
-                    << "without previous call to Create()";
+  // SoundsManager::Shutdown() is called without previous call to Create()
+  CHECK(g_instance);
   delete g_instance;
   g_instance = NULL;
 }
 
 // static
 SoundsManager* SoundsManager::Get() {
-  CHECK(g_instance) << "SoundsManager::Get() is called before Create()";
+  // SoundsManager::Get() is called before Create()
+  CHECK(g_instance);
   return g_instance;
 }
 
 // static
 void SoundsManager::InitializeForTesting(SoundsManager* manager) {
-  CHECK(!g_instance) << "SoundsManager is already initialized.";
+  // SoundsManager is already initialized.
+  CHECK(!g_instance);
   CHECK(manager);
   g_instance = manager;
   g_initialized_for_testing = true;
 }
 
 }  // namespace media