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

chrome/browser/extensions/extension_garbage_collector_chromeos_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 "chrome/browser/extensions/extension_garbage_collector_chromeos.h"
 
 #include <string>
 #include <vector>
 
 #include "base/files/file_util.h"
@@ skipping 125 matching lines @@
   ExtensionPrefs* GetExtensionPrefs() {
     return ExtensionPrefs::Get(profile_.get());
   }
 
   chromeos::FakeChromeUserManager* GetFakeUserManager() {
     return static_cast<chromeos::FakeChromeUserManager*>(
         user_manager::UserManager::Get());
   }
 
  private:
-  scoped_ptr<chromeos::ScopedUserManagerEnabler> user_manager_enabler_;
+  std::unique_ptr<chromeos::ScopedUserManagerEnabler> user_manager_enabler_;
   base::ScopedTempDir cache_dir_;
 };
 
 // Test shared extensions clean up.
 TEST_F(ExtensionGarbageCollectorChromeOSUnitTest, SharedExtensions) {
   // Version for non-existing user.
   base::FilePath path_id1_1 = CreateSharedExtensionDir(
       kExtensionId1, "1.0", cache_dir());
   CreateSharedExtensionPrefs(kExtensionId1, "1.0", "test@test.com", path_id1_1);
   EXPECT_TRUE(base::PathExists(path_id1_1));
@@ skipping 33 matching lines @@
 
   const base::DictionaryValue* shared_extensions = testing_local_state_.Get()->
       GetDictionary(ExtensionAssetsManagerChromeOS::kSharedExtensions);
   ASSERT_TRUE(shared_extensions);
 
   EXPECT_FALSE(shared_extensions->HasKey(kExtensionId1));
   EXPECT_TRUE(shared_extensions->HasKey(kExtensionId2));
 }
 
 }  // namespace extensions