base: Remove the string logging from CHECK().

ui/aura/test/aura_test_helper.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 "ui/aura/test/aura_test_helper.h"
 
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "ui/aura/client/default_capture_client.h"
@@ skipping 34 matching lines @@
   // Disable animations during tests.
   zero_duration_mode_.reset(new ui::ScopedAnimationDurationScaleMode(
       ui::ScopedAnimationDurationScaleMode::ZERO_DURATION));
 #if defined(USE_X11)
   test::SetUseOverrideRedirectWindowByDefault(true);
 #endif
   InitializeAuraEventGeneratorDelegate();
 }
 
 AuraTestHelper::~AuraTestHelper() {
-  CHECK(setup_called_)
-      << "AuraTestHelper::SetUp() never called.";
-  CHECK(teardown_called_)
-      << "AuraTestHelper::TearDown() never called.";
+  // AuraTestHelper::SetUp() never called.
+  CHECK(setup_called_);
+  // AuraTestHelper::TearDown() never called.
+  CHECK(teardown_called_);
 }
 
 void AuraTestHelper::EnableMusWithTestWindowTree(
     WindowTreeClientDelegate* window_tree_delegate,
     WindowManagerDelegate* window_manager_delegate) {
   DCHECK(!setup_called_);
   DCHECK_EQ(Mode::LOCAL, mode_);
   mode_ = Mode::MUS_CREATE_WINDOW_TREE_CLIENT;
   window_tree_delegate_ = window_tree_delegate;
   window_manager_delegate_ = window_manager_delegate;
@@ skipping 105 matching lines @@
 
 void AuraTestHelper::InitWindowTreeClient() {
   window_tree_client_setup_ = base::MakeUnique<TestWindowTreeClientSetup>();
   window_tree_client_setup_->InitForWindowManager(window_tree_delegate_,
                                                   window_manager_delegate_);
   window_tree_client_ = window_tree_client_setup_->window_tree_client();
 }
 
 }  // namespace test
 }  // namespace aura