Add TestBrowserThreadBundle into RenderViewHostTestHarness. Kill some unnecessary real threads.

components/autofill/browser/autofill_metrics_unittest.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 <vector>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/string16.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/autofill/autofill_cc_infobar_delegate.h"
 #include "chrome/browser/autofill/personal_data_manager_factory.h"
 #include "chrome/browser/ui/autofill/tab_autofill_manager_delegate.h"
 #include "chrome/test/base/chrome_render_view_host_test_harness.h"
 #include "chrome/test/base/testing_profile.h"
 #include "components/autofill/browser/autocheckout_page_meta_data.h"
 #include "components/autofill/browser/autofill_common_test.h"
 #include "components/autofill/browser/autofill_manager.h"
 #include "components/autofill/browser/autofill_manager_delegate.h"
 #include "components/autofill/browser/autofill_metrics.h"
 #include "components/autofill/browser/personal_data_manager.h"
 #include "components/autofill/common/form_data.h"
 #include "components/autofill/common/form_field_data.h"
 #include "components/autofill/common/forms_seen_state.h"
 #include "components/webdata/common/web_data_results.h"
-#include "content/public/test/test_browser_thread.h"
 #include "content/public/test/test_utils.h"
 #include "googleurl/src/gurl.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/rect.h"
 
-using content::BrowserThread;
-using ::testing::_;
-using ::testing::AnyNumber;
-using ::testing::Mock;
+using base::TimeDelta;
 using base::TimeTicks;
-using base::TimeDelta;
+using testing::_;
+using testing::AnyNumber;
+using testing::Mock;
 
 namespace autofill {
 
 namespace {
 
 class MockAutofillMetrics : public AutofillMetrics {
  public:
   MockAutofillMetrics() {}
   MOCK_CONST_METHOD1(LogCreditCardInfoBarMetric, void(InfoBarMetric metric));
   MOCK_CONST_METHOD1(LogDeveloperEngagementMetric,
@@ skipping 202 matching lines @@
   bool autofill_enabled_;
   scoped_refptr<content::MessageLoopRunner> message_loop_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(TestAutofillManager);
 };
 
 }  // namespace
 
 class AutofillMetricsTest : public ChromeRenderViewHostTestHarness {
  public:
-  AutofillMetricsTest();
   virtual ~AutofillMetricsTest();
 
   virtual void SetUp() OVERRIDE;
   virtual void TearDown() OVERRIDE;
 
  protected:
   scoped_ptr<ConfirmInfoBarDelegate> CreateDelegate(
       MockAutofillMetrics* metric_logger);
 
-  content::TestBrowserThread ui_thread_;
-  content::TestBrowserThread file_thread_;
-  content::TestBrowserThread io_thread_;
-
   scoped_ptr<TestAutofillManager> autofill_manager_;
   scoped_ptr<TestPersonalDataManager> personal_data_;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(AutofillMetricsTest);
 };
 
-AutofillMetricsTest::AutofillMetricsTest()
-  : ChromeRenderViewHostTestHarness(),
-    ui_thread_(BrowserThread::UI, &message_loop_),
-    file_thread_(BrowserThread::FILE),
-    io_thread_(BrowserThread::IO) {
-}
-
 AutofillMetricsTest::~AutofillMetricsTest() {
   // Order of destruction is important as AutofillManager relies on
   // PersonalDataManager to be around when it gets destroyed.
   autofill_manager_.reset();
 }
 
 void AutofillMetricsTest::SetUp() {
   TestingProfile* profile = new TestingProfile();
   profile->CreateRequestContext();
   browser_context_.reset(profile);
   PersonalDataManagerFactory::GetInstance()->SetTestingFactory( profile, NULL);
 
   ChromeRenderViewHostTestHarness::SetUp();
-  io_thread_.StartIOThread();
   TabAutofillManagerDelegate::CreateForWebContents(web_contents());
 
   personal_data_.reset(new TestPersonalDataManager());
   personal_data_->SetBrowserContext(profile);
   autofill_manager_.reset(new TestAutofillManager(
       web_contents(),
       TabAutofillManagerDelegate::FromWebContents(web_contents()),
       personal_data_.get()));
-
-  file_thread_.Start();
 }
 
 void AutofillMetricsTest::TearDown() {
   // Order of destruction is important as AutofillManager relies on
   // PersonalDataManager to be around when it gets destroyed. Also, a real
   // AutofillManager is tied to the lifetime of the WebContents, so it must
   // be destroyed at the destruction of the WebContents.
   autofill_manager_.reset();
   personal_data_.reset();
   profile()->ResetRequestContext();
-  file_thread_.Stop();
   ChromeRenderViewHostTestHarness::TearDown();
-  io_thread_.Stop();
 }
 
 scoped_ptr<ConfirmInfoBarDelegate> AutofillMetricsTest::CreateDelegate(
     MockAutofillMetrics* metric_logger) {
   EXPECT_CALL(*metric_logger,
               LogCreditCardInfoBarMetric(AutofillMetrics::INFOBAR_SHOWN));
 
   CreditCard credit_card;
   return AutofillCCInfoBarDelegate::CreateForTesting(
       metric_logger,
@@ skipping 1227 matching lines @@
         TimeTicks::FromInternalValue(5));
     autofill_manager_->OnTextFieldDidChange(form, form.fields.front(),
                                             TimeTicks::FromInternalValue(3));
     autofill_manager_->FormSubmitted(form, TimeTicks::FromInternalValue(17));
     autofill_manager_->Reset();
     Mock::VerifyAndClearExpectations(autofill_manager_->metric_logger());
   }
 }
 
 }  // namespace autofill