Adjust URLFetcher::Create API so that object is returned as scoped_ptr.

chrome/browser/metrics/variations/variations_service.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/metrics/variations/variations_service.h"
 
 #include <set>
 
 #include "base/build_time.h"
 #include "base/command_line.h"
@@ skipping 428 matching lines @@
   }
 #endif
   result.reset(new VariationsService(
       new web_resource::ResourceRequestAllowedNotifier(
           local_state, switches::kDisableBackgroundNetworking),
       local_state, state_manager));
   return result.Pass();
 }
 
 void VariationsService::DoActualFetch() {
-  pending_seed_request_.reset(net::URLFetcher::Create(
-      0, variations_server_url_, net::URLFetcher::GET, this));
+  pending_seed_request_ = net::URLFetcher::Create(0, variations_server_url_,
+                                                  net::URLFetcher::GET, this);
   pending_seed_request_->SetLoadFlags(net::LOAD_DO_NOT_SEND_COOKIES |
                                       net::LOAD_DO_NOT_SAVE_COOKIES);
   pending_seed_request_->SetRequestContext(
       g_browser_process->system_request_context());
   pending_seed_request_->SetMaxRetriesOn5xx(kMaxRetrySeedFetch);
   if (!seed_store_.variations_serial_number().empty()) {
     pending_seed_request_->AddExtraRequestHeader(
         "If-Match:" + seed_store_.variations_serial_number());
   }
   pending_seed_request_->Start();
@@ skipping 179 matching lines @@
     local_state_->SetInt64(prefs::kVariationsLastFetchTime,
                            base::Time::Now().ToInternalValue());
   }
 }
 
 std::string VariationsService::GetInvalidVariationsSeedSignature() const {
   return seed_store_.GetInvalidSignature();
 }
 
 }  // namespace chrome_variations