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

chrome/browser/safe_browsing/download_protection_service_unittest.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.
 
 #include "chrome/browser/safe_browsing/download_protection_service.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <map>
@@ skipping 1669 matching lines @@
     // notification.
   }
 
   EXPECT_TRUE(IsResult(DownloadProtectionService::UNKNOWN));
   EXPECT_FALSE(HasClientDownloadRequest());
 }
 
 TEST_F(DownloadProtectionServiceTest,
        TestDownloadItemDestroyedDuringWhitelistCheck) {
   net::TestURLFetcherFactory factory;
-  scoped_ptr<content::MockDownloadItem> item(new content::MockDownloadItem);
+  std::unique_ptr<content::MockDownloadItem> item(
+      new content::MockDownloadItem);
   PrepareBasicDownloadItem(
     item.get(),
     {"http://www.evil.com/bla.exe"},  // url_chain
     "http://www.google.com/",         // referrer
     FILE_PATH_LITERAL("a.tmp"),       // tmp_path
     FILE_PATH_LITERAL("a.exe"));      // final_path
   GURL tab_url("http://www.google.com/tab");
   EXPECT_CALL(*item, GetTabUrl()).WillRepeatedly(ReturnRef(tab_url));
 
   EXPECT_CALL(*sb_service_->mock_database_manager(),
@@ skipping 212 matching lines @@
       &item, base::Bind(&DownloadProtectionServiceTest::CheckDoneCallback,
                         base::Unretained(this)));
   MessageLoop::current()->Run();
 
   EXPECT_FALSE(HasClientDownloadRequest());
   // Overriden by flag:
   EXPECT_TRUE(IsResult(DownloadProtectionService::DANGEROUS));
 }
 
 }  // namespace safe_browsing