Some linked_ptr -> unique_ptr conversion in extensions/browser.

chrome/browser/extensions/external_provider_impl_chromeos_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 "chrome/browser/extensions/external_provider_impl.h"
 
 #include <memory>
 
 #include "base/command_line.h"
 #include "base/macros.h"
@@ skipping 53 matching lines @@
           data_dir().Append("external_standalone")));
     } else {
       external_externsions_overrides_.reset(new base::ScopedPathOverride(
           chrome::DIR_EXTERNAL_EXTENSIONS, data_dir().Append("external")));
     }
 
     ProviderCollection providers;
     extensions::ExternalProviderImpl::CreateExternalProviders(
         service_, profile_.get(), &providers);
 
-    for (ProviderCollection::iterator i = providers.begin();
-         i != providers.end();
-         ++i) {
-      service_->AddProviderForTesting(i->release());
-    }
+    for (std::unique_ptr<ExternalProviderInterface>& provider : providers)
+      service_->AddProviderForTesting(std::move(provider));
   }
 
   // ExtensionServiceTestBase overrides:
   void SetUp() override {
     ExtensionServiceTestBase::SetUp();
   }
 
   void TearDown() override {
     chromeos::KioskAppManager::Shutdown();
   }
@@ skipping 117 matching lines @@
                                      new syncer::SyncErrorFactoryMock()));
 
   content::WindowedNotificationObserver(
       extensions::NOTIFICATION_CRX_INSTALLER_DONE,
       content::NotificationService::AllSources()).Wait();
 
   EXPECT_TRUE(service_->GetInstalledExtension(kStandaloneAppId));
 }
 
 }  // namespace extensions