Rewrite simple uses of base::ListValue::Append() taking a raw pointer var.

chrome/browser/extensions/api/cookies/cookies_api.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.
 
 // Implements the Chrome Extensions Cookies API.
 
 #include "chrome/browser/extensions/api/cookies/cookies_api.h"
 
 #include <memory>
 #include <utility>
@@ skipping 122 matching lines @@
 
     default:
       NOTREACHED();
   }
 }
 
 void CookiesEventRouter::CookieChanged(
     Profile* profile,
     ChromeCookieDetails* details) {
   std::unique_ptr<base::ListValue> args(new base::ListValue());
-  base::DictionaryValue* dict = new base::DictionaryValue();
+  std::unique_ptr<base::DictionaryValue> dict(new base::DictionaryValue());
   dict->SetBoolean(keys::kRemovedKey, details->removed);
 
   cookies::Cookie cookie = cookies_helpers::CreateCookie(
       *details->cookie, cookies_helpers::GetStoreIdFromProfile(profile));
   dict->Set(keys::kCookieKey, cookie.ToValue());
 
   // Map the internal cause to an external string.
   std::string cause;
   switch (details->cause) {
     case net::CookieMonsterDelegate::CHANGE_COOKIE_EXPLICIT:
@@ skipping 14 matching lines @@
 
     case net::CookieMonsterDelegate::CHANGE_COOKIE_EXPIRED_OVERWRITE:
       cause = keys::kExpiredOverwriteChangeCause;
       break;
 
     default:
       NOTREACHED();
   }
   dict->SetString(keys::kCauseKey, cause);
 
-  args->Append(dict);
+  args->Append(std::move(dict));
 
   GURL cookie_domain =
       cookies_helpers::GetURLFromCanonicalCookie(*details->cookie);
   DispatchEvent(profile, events::COOKIES_ON_CHANGED,
                 cookies::OnChanged::kEventName, std::move(args), cookie_domain);
 }
 
 void CookiesEventRouter::DispatchEvent(
     content::BrowserContext* context,
     events::HistogramValue histogram_value,
@@ skipping 403 matching lines @@
 BrowserContextKeyedAPIFactory<CookiesAPI>* CookiesAPI::GetFactoryInstance() {
   return g_factory.Pointer();
 }
 
 void CookiesAPI::OnListenerAdded(const EventListenerInfo& details) {
   cookies_event_router_.reset(new CookiesEventRouter(browser_context_));
   EventRouter::Get(browser_context_)->UnregisterObserver(this);
 }
 
 }  // namespace extensions