Convert //components/[f-n]* from scoped_ptr to std::unique_ptr

chrome/browser/android/preferences/important_sites_util_unittest.cc

 // Copyright 2016 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/android/preferences/important_sites_util.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/files/scoped_temp_dir.h"
@@ skipping 15 matching lines @@
 #include "components/keyed_service/core/keyed_service.h"
 #include "content/public/browser/web_contents.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 const size_t kNumImportantSites = 5;
 base::FilePath g_temp_history_dir;
 
-scoped_ptr<KeyedService> BuildTestHistoryService(
+std::unique_ptr<KeyedService> BuildTestHistoryService(
     content::BrowserContext* context) {
-  scoped_ptr<history::HistoryService> service(new history::HistoryService());
+  std::unique_ptr<history::HistoryService> service(
+      new history::HistoryService());
   service->Init(history::TestHistoryDatabaseParamsForPath(g_temp_history_dir));
   return std::move(service);
 }
 
 }  // namespace
 
 class ImportantSitesUtilTest : public ChromeRenderViewHostTestHarness {
  public:
   void SetUp() override {
     ChromeRenderViewHostTestHarness::SetUp();
@@ skipping 66 matching lines @@
   AddContentSetting(CONTENT_SETTINGS_TYPE_NOTIFICATIONS, CONTENT_SETTING_BLOCK,
                     url1);
 
   // Same as above, but the site with notifications should be at the front.
   expected_sorted_domains = {"youtube.com", "foo.bar", "example.com",
                              "chrome.com", "google.com"};
   EXPECT_THAT(ImportantSitesUtil::GetImportantRegisterableDomains(
                   profile(), kNumImportantSites),
               ::testing::ElementsAreArray(expected_sorted_domains));
 }