[Password Manager] Switch password manager code to use "base/feature_list.h".

chrome/browser/password_manager/password_manager_browsertest.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 <string>
 
 #include "base/command_line.h"
 #include "base/metrics/histogram_samples.h"
 #include "base/metrics/statistics_recorder.h"
 #include "base/path_service.h"
@@ skipping 17 matching lines @@
 #include "chrome/test/base/test_switches.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "components/autofill/content/common/autofill_messages.h"
 #include "components/autofill/core/browser/autofill_test_utils.h"
 #include "components/autofill/core/browser/test_autofill_client.h"
 #include "components/autofill/core/common/password_form.h"
 #include "components/password_manager/content/browser/content_password_manager_driver.h"
 #include "components/password_manager/content/browser/content_password_manager_driver_factory.h"
 #include "components/password_manager/core/browser/login_model.h"
 #include "components/password_manager/core/browser/test_password_store.h"
+#include "components/password_manager/core/common/password_manager_features.h"
 #include "components/password_manager/core/common/password_manager_switches.h"
 #include "components/version_info/version_info.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/common/content_switches.h"
@@ skipping 1135 matching lines @@
                        DontPromptWhenEnableAutomaticPasswordSavingSwitchIsSet) {
   scoped_refptr<password_manager::TestPasswordStore> password_store =
       static_cast<password_manager::TestPasswordStore*>(
           PasswordStoreFactory::GetForProfile(
               browser()->profile(), ServiceAccessType::IMPLICIT_ACCESS).get());
 
   EXPECT_TRUE(password_store->IsEmpty());
 
   NavigateToFile("/password/password_form.html");
 
-  // Add the enable-automatic-password-saving switch.
-  base::CommandLine::ForCurrentProcess()->AppendSwitch(
-      password_manager::switches::kEnableAutomaticPasswordSaving);
+  // Add the enable-automatic-password-saving feature.
+  base::FeatureList::ClearInstanceForTesting();
+  scoped_ptr<base::FeatureList> feature_list(new base::FeatureList);
+  feature_list->InitializeFromCommandLine(
+      password_manager::features::kEnableAutomaticPasswordSaving.name, "");
+  base::FeatureList::SetInstance(std::move(feature_list));
 
   // Fill a form and submit through a <input type="submit"> button.
   NavigationObserver observer(WebContents());
   scoped_ptr<PromptObserver> prompt_observer(
       PromptObserver::Create(WebContents()));
   // Make sure that the only passwords saved are the auto-saved ones.
   std::string fill_and_submit =
       "document.getElementById('username_field').value = 'temp';"
       "document.getElementById('password_field').value = 'random';"
       "document.getElementById('input_submit_button').click()";
@@ skipping 1655 matching lines @@
   // Spin the message loop to make sure the password store had a chance to
   // update the password.
   base::RunLoop run_loop;
   run_loop.RunUntilIdle();
   CheckThatCredentialsStored(password_store.get(), base::ASCIIToUTF16("temp"),
                              base::ASCIIToUTF16("new_pw"));
 }
 #endif
 
 }  // namespace password_manager