[Password Manager Cleanup] Replaces NULL -> nullptr.

chrome/browser/password_manager/chrome_password_manager_client_unittest.cc

 // Copyright 2014 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 "chrome/browser/password_manager/chrome_password_manager_client.h"
 
 #include "base/command_line.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/sync/profile_sync_service_factory.h"
@@ skipping 23 matching lines @@
 const char kTestText[] = "abcd1234";
 
 class MockLogReceiver : public password_manager::LogReceiver {
  public:
   MOCK_METHOD1(LogSavePasswordProgress, void(const std::string&));
 };
 
 class TestChromePasswordManagerClient : public ChromePasswordManagerClient {
  public:
   explicit TestChromePasswordManagerClient(content::WebContents* web_contents)
-      : ChromePasswordManagerClient(web_contents, NULL),
+      : ChromePasswordManagerClient(web_contents, nullptr),
         is_sync_account_credential_(false) {}
   ~TestChromePasswordManagerClient() override {}
 
   bool IsSyncAccountCredential(const std::string& username,
                                const std::string& origin) const override {
     return is_sync_account_credential_;
   }
 
   void set_is_sync_account_credential(bool is_sync_account_credential) {
     is_sync_account_credential_ = is_sync_account_credential;
@@ skipping 20 matching lines @@
   // copies its argument into |activation_flag| and returns true. Otherwise
   // returns false.
   bool WasLoggingActivationMessageSent(bool* activation_flag);
 
   password_manager::PasswordManagerInternalsService* service_;
 
   testing::StrictMock<MockLogReceiver> receiver_;
 };
 
 ChromePasswordManagerClientTest::ChromePasswordManagerClientTest()
-    : service_(NULL) {
+    : service_(nullptr) {
 }
 
 void ChromePasswordManagerClientTest::SetUp() {
   ChromeRenderViewHostTestHarness::SetUp();
   ChromePasswordManagerClient::CreateForWebContentsWithAutofillClient(
-      web_contents(), NULL);
+      web_contents(), nullptr);
   service_ = password_manager::PasswordManagerInternalsServiceFactory::
       GetForBrowserContext(profile());
   ASSERT_TRUE(service_);
 }
 
 ChromePasswordManagerClient* ChromePasswordManagerClientTest::GetClient() {
   return ChromePasswordManagerClient::FromWebContents(web_contents());
 }
 
 bool ChromePasswordManagerClientTest::WasLoggingActivationMessageSent(
@@ skipping 292 matching lines @@
 
   // Again, without a custom passphrase.
   EXPECT_CALL(*mock_sync_service, IsUsingSecondaryPassphrase())
       .WillRepeatedly(Return(false));
 
   EXPECT_FALSE(
       client->IsPasswordSyncEnabled(password_manager::ONLY_CUSTOM_PASSPHRASE));
   EXPECT_FALSE(client->IsPasswordSyncEnabled(
       password_manager::WITHOUT_CUSTOM_PASSPHRASE));
 }