[Password Manager Cleanup] Replaces NULL -> nullptr.

components/password_manager/core/browser/password_autofill_manager_unittest.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 "components/password_manager/core/browser/password_autofill_manager.h"
 
 #include "base/compiler_specific.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/autofill/core/browser/popup_item_ids.h"
@@ skipping 101 matching lines @@
   autofill::PasswordFormFillData fill_data_;
   const int fill_data_id_;
 
   // The TestAutofillDriver uses a SequencedWorkerPool which expects the
   // existence of a MessageLoop.
   base::MessageLoop message_loop_;
 };
 
 TEST_F(PasswordAutofillManagerTest, FillSuggestion) {
   scoped_ptr<TestPasswordManagerClient> client(new TestPasswordManagerClient);
-  InitializePasswordAutofillManager(client.get(), NULL);
+  InitializePasswordAutofillManager(client.get(), nullptr);
 
   EXPECT_CALL(*client->mock_driver(),
               FillSuggestion(test_username_, test_password_));
   EXPECT_TRUE(password_autofill_manager_->FillSuggestionForTest(
       fill_data_id(), test_username_));
   testing::Mock::VerifyAndClearExpectations(client->mock_driver());
 
   EXPECT_CALL(*client->mock_driver(), FillSuggestion(_, _)).Times(0);
   EXPECT_FALSE(password_autofill_manager_->FillSuggestionForTest(
       fill_data_id(), base::ASCIIToUTF16(kInvalidUsername)));
 
   const int invalid_fill_data_id = fill_data_id() + 1;
 
   EXPECT_FALSE(password_autofill_manager_->FillSuggestionForTest(
       invalid_fill_data_id, test_username_));
 
   password_autofill_manager_->DidNavigateMainFrame();
   EXPECT_FALSE(password_autofill_manager_->FillSuggestionForTest(
       fill_data_id(), test_username_));
 }
 
 TEST_F(PasswordAutofillManagerTest, PreviewSuggestion) {
   scoped_ptr<TestPasswordManagerClient> client(new TestPasswordManagerClient);
-  InitializePasswordAutofillManager(client.get(), NULL);
+  InitializePasswordAutofillManager(client.get(), nullptr);
 
   EXPECT_CALL(*client->mock_driver(),
               PreviewSuggestion(test_username_, test_password_));
   EXPECT_TRUE(password_autofill_manager_->PreviewSuggestionForTest(
       fill_data_id(), test_username_));
   testing::Mock::VerifyAndClearExpectations(client->mock_driver());
 
   EXPECT_CALL(*client->mock_driver(), PreviewSuggestion(_, _)).Times(0);
   EXPECT_FALSE(password_autofill_manager_->PreviewSuggestionForTest(
       fill_data_id(), base::ASCIIToUTF16(kInvalidUsername)));
@@ skipping 143 matching lines @@
                   SuggestionVectorValuesAre(testing::UnorderedElementsAre(
                       title,
                       test_username_)),
                   _));
   password_autofill_manager_->OnShowPasswordSuggestions(
       dummy_key, base::i18n::RIGHT_TO_LEFT, test_username_,
       autofill::IS_PASSWORD_FIELD, element_bounds);
 }
 
 }  // namespace password_manager