Run clang-modernize -use-nullptr over src/extensions/.

extensions/browser/extension_registry_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 "extensions/browser/extension_registry.h"
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
 #include "base/strings/string_util.h"
@@ skipping 69 matching lines @@
     Reset();
   }
 
   ExtensionList loaded_;
   ExtensionList unloaded_;
   ExtensionList installed_;
   ExtensionList uninstalled_;
 };
 
 TEST_F(ExtensionRegistryTest, FillAndClearRegistry) {
-  ExtensionRegistry registry(NULL);
+  ExtensionRegistry registry(nullptr);
   scoped_refptr<Extension> extension1 = test_util::CreateEmptyExtension("id1");
   scoped_refptr<Extension> extension2 = test_util::CreateEmptyExtension("id2");
   scoped_refptr<Extension> extension3 = test_util::CreateEmptyExtension("id3");
   scoped_refptr<Extension> extension4 = test_util::CreateEmptyExtension("id4");
 
   // All the sets start empty.
   EXPECT_EQ(0u, registry.enabled_extensions().size());
   EXPECT_EQ(0u, registry.disabled_extensions().size());
   EXPECT_EQ(0u, registry.terminated_extensions().size());
   EXPECT_EQ(0u, registry.blacklisted_extensions().size());
@@ skipping 13 matching lines @@
   registry.ClearAll();
 
   EXPECT_EQ(0u, registry.enabled_extensions().size());
   EXPECT_EQ(0u, registry.disabled_extensions().size());
   EXPECT_EQ(0u, registry.terminated_extensions().size());
   EXPECT_EQ(0u, registry.blacklisted_extensions().size());
 }
 
 // A simple test of adding and removing things from sets.
 TEST_F(ExtensionRegistryTest, AddAndRemoveExtensionFromRegistry) {
-  ExtensionRegistry registry(NULL);
+  ExtensionRegistry registry(nullptr);
 
   // Adding an extension works.
   scoped_refptr<Extension> extension = test_util::CreateEmptyExtension("id");
   EXPECT_TRUE(registry.AddEnabled(extension));
   EXPECT_EQ(1u, registry.enabled_extensions().size());
 
   // The extension was only added to one set.
   EXPECT_EQ(0u, registry.disabled_extensions().size());
   EXPECT_EQ(0u, registry.terminated_extensions().size());
   EXPECT_EQ(0u, registry.blacklisted_extensions().size());
 
   // Removing an extension works.
   EXPECT_TRUE(registry.RemoveEnabled(extension->id()));
   EXPECT_EQ(0u, registry.enabled_extensions().size());
 
   // Trying to remove an extension that isn't in the set fails cleanly.
   EXPECT_FALSE(registry.RemoveEnabled(extension->id()));
 }
 
 TEST_F(ExtensionRegistryTest, AddExtensionToRegistryTwice) {
-  ExtensionRegistry registry(NULL);
+  ExtensionRegistry registry(nullptr);
   scoped_refptr<Extension> extension = test_util::CreateEmptyExtension("id");
 
   // An extension can exist in two sets at once. It would be nice to eliminate
   // this functionality, but some users of ExtensionRegistry need it.
   EXPECT_TRUE(registry.AddEnabled(extension));
   EXPECT_TRUE(registry.AddDisabled(extension));
 
   EXPECT_EQ(1u, registry.enabled_extensions().size());
   EXPECT_EQ(1u, registry.disabled_extensions().size());
   EXPECT_EQ(0u, registry.terminated_extensions().size());
   EXPECT_EQ(0u, registry.blacklisted_extensions().size());
 }
 
 TEST_F(ExtensionRegistryTest, GetExtensionById) {
-  ExtensionRegistry registry(NULL);
+  ExtensionRegistry registry(nullptr);
 
   // Trying to get an extension fails cleanly when the sets are empty.
   EXPECT_FALSE(
       registry.GetExtensionById("id", ExtensionRegistry::EVERYTHING));
 
   scoped_refptr<Extension> enabled = test_util::CreateEmptyExtension("enabled");
   scoped_refptr<Extension> disabled =
       test_util::CreateEmptyExtension("disabled");
   scoped_refptr<Extension> terminated =
       test_util::CreateEmptyExtension("terminated");
@@ skipping 57 matching lines @@
   // Enabled can be found with multiple flags set.
   EXPECT_TRUE(registry.GetExtensionById(
       "enabled", ExtensionRegistry::ENABLED | ExtensionRegistry::TERMINATED));
 
   // Enabled isn't found if the wrong flags are set.
   EXPECT_FALSE(registry.GetExtensionById(
       "enabled", ExtensionRegistry::DISABLED | ExtensionRegistry::BLACKLISTED));
 }
 
 TEST_F(ExtensionRegistryTest, Observer) {
-  ExtensionRegistry registry(NULL);
+  ExtensionRegistry registry(nullptr);
   TestObserver observer;
   registry.AddObserver(&observer);
 
   EXPECT_TRUE(observer.loaded().empty());
   EXPECT_TRUE(observer.unloaded().empty());
   EXPECT_TRUE(observer.installed().empty());
 
   scoped_refptr<const Extension> extension =
       test_util::CreateEmptyExtension("id");
 
@@ skipping 21 matching lines @@
   registry.TriggerOnUninstalled(extension.get(),
                                 extensions::UNINSTALL_REASON_FOR_TESTING);
   EXPECT_TRUE(observer.installed().empty());
   EXPECT_TRUE(HasSingleExtension(observer.uninstalled(), extension.get()));
 
   registry.RemoveObserver(&observer);
 }
 
 }  // namespace
 }  // namespace extensions