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

components/copresence/rpc/http_post.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 "components/copresence/rpc/http_post.h"
 
 // TODO(ckehoe): Support third-party protobufs too.
 #include <google/protobuf/message_lite.h>
 
 #include "base/bind.h"
@@ skipping 40 matching lines @@
     }
     url = net::AppendQueryParameter(url, kApiKeyField, api_key);
   }
 
   // Serialize the proto for transmission.
   std::string request_data;
   bool serialize_success = request_proto.SerializeToString(&request_data);
   DCHECK(serialize_success);
 
   // Configure and send the request.
-  url_fetcher_.reset(net::URLFetcher::Create(
-      kUrlFetcherId, url, net::URLFetcher::POST, this));
+  url_fetcher_ =
+      net::URLFetcher::Create(kUrlFetcherId, url, net::URLFetcher::POST, this);
   url_fetcher_->SetRequestContext(url_context_getter);
   url_fetcher_->SetLoadFlags(net::LOAD_BYPASS_CACHE |
                              net::LOAD_DISABLE_CACHE |
                              net::LOAD_DO_NOT_SAVE_COOKIES |
                              net::LOAD_DO_NOT_SEND_COOKIES |
                              net::LOAD_DO_NOT_SEND_AUTH_DATA);
   url_fetcher_->SetUploadData("application/x-protobuf", request_data);
   if (!auth_token.empty()) {
     url_fetcher_->AddExtraRequestHeader("Authorization: Bearer " + auth_token);
   }
@@ skipping 27 matching lines @@
   } else if (response_code != net::HTTP_OK) {
     LOG(WARNING) << "Copresence request got HTTP response code "
                  << response_code << ". Response:\n" << response;
   }
 
   // Return the response.
   response_callback_.Run(response_code, response);
 }
 
 }  // namespace copresence