Convert //extensions/browser from scoped_ptr to std::unique_ptr

extensions/browser/updater/update_service_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 <stddef.h>
 
 #include <vector>
 
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
@@ skipping 177 matching lines @@
   }
 
   FakeExtensionSystem* extension_system() {
     return static_cast<FakeExtensionSystem*>(
         fake_extension_system_factory_.GetForBrowserContext(browser_context()));
   }
 
  private:
   UpdateService* update_service_;
   scoped_refptr<FakeUpdateClient> update_client_;
-  scoped_ptr<content::TestBrowserThreadBundle> browser_threads_;
+  std::unique_ptr<content::TestBrowserThreadBundle> browser_threads_;
   MockExtensionSystemFactory<FakeExtensionSystem>
       fake_extension_system_factory_;
 };
 
 TEST_F(UpdateServiceTest, BasicUpdateOperations) {
   // Create a temporary directory that a fake extension will live in and fill
   // it with some test files.
   base::ScopedTempDir temp_dir;
   ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
   base::FilePath foo_js(FILE_PATH_LITERAL("foo.js"));
@@ skipping 45 matching lines @@
   EXPECT_FALSE(installer->GetInstalledFile("C:\\tmp", &tmp));
 
   base::FilePath system_temp_dir;
   ASSERT_TRUE(base::GetTempDir(&system_temp_dir));
   EXPECT_FALSE(
       installer->GetInstalledFile(system_temp_dir.MaybeAsASCII(), &tmp));
 
   // Test the install callback.
   base::ScopedTempDir new_version_dir;
   ASSERT_TRUE(new_version_dir.CreateUniqueTempDir());
-  scoped_ptr<base::DictionaryValue> new_manifest(
+  std::unique_ptr<base::DictionaryValue> new_manifest(
       extension1->manifest()->value()->DeepCopy());
   new_manifest->SetString("version", "2.0");
 
   installer->Install(*new_manifest, new_version_dir.path());
 
   scoped_refptr<content::MessageLoopRunner> loop_runner =
       new content::MessageLoopRunner();
   extension_system()->set_install_callback(loop_runner->QuitClosure());
   loop_runner->Run();
 
@@ skipping 67 matching lines @@
     EXPECT_EQ(*extension3->version(), pings[1].version) << reason;
     EXPECT_EQ(reason, pings[1].reason) << reason;
 
     pings.clear();
   }
 }
 
 }  // namespace
 
 }  // namespace extensions