Remove ListValue::Append(new {Fundamental,String}Value(...)) pattern in //extensions

extensions/common/manifest_handlers/oauth2_manifest_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 <utility>
 
 #include "base/test/values_test_util.h"
 #include "extensions/common/manifest_constants.h"
 #include "extensions/common/manifest_handlers/oauth2_manifest_handler.h"
 #include "extensions/common/manifest_test.h"
@@ skipping 76 matching lines @@
 };
 
 TEST_F(OAuth2ManifestTest, OAuth2SectionParsing) {
   base::DictionaryValue base_manifest;
 
   base_manifest.SetString(keys::kName, "test");
   base_manifest.SetString(keys::kVersion, "0.1");
   base_manifest.SetInteger(keys::kManifestVersion, 2);
   base_manifest.SetString(keys::kOAuth2ClientId, "client1");
   base::ListValue* scopes = new base::ListValue();
-  scopes->Append(new base::StringValue("scope1"));
-  scopes->Append(new base::StringValue("scope2"));
+  scopes->AppendString("scope1");
+  scopes->AppendString("scope2");
   base_manifest.Set(keys::kOAuth2Scopes, scopes);
 
   // OAuth2 section should be parsed for an extension.
   {
     base::DictionaryValue ext_manifest;
     // Lack of "app" section representa an extension. So the base manifest
     // itself represents an extension.
     ext_manifest.MergeDictionary(&base_manifest);
     ext_manifest.SetString(keys::kKey, kExtensionKey);
     ext_manifest.SetBoolean(keys::kOAuth2AutoApprove, true);
@@ skipping 202 matching lines @@
 TEST_F(OAuth2ManifestTest, ComponentWithStandardClientId) {
   std::unique_ptr<base::DictionaryValue> ext_manifest =
       CreateManifest(AUTO_APPROVE_TRUE, true, CLIENT_ID_DEFAULT);
   ManifestData manifest(std::move(ext_manifest), "test");
   scoped_refptr<extensions::Extension> extension =
       LoadAndExpectSuccess(manifest, extensions::Manifest::COMPONENT);
   EXPECT_EQ("client1", OAuth2Info::GetOAuth2Info(extension.get()).client_id);
 }
 
 }  // namespace extensions