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

chrome/browser/local_discovery/privet_url_fetcher.cc

 // Copyright 2013 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/local_discovery/privet_url_fetcher.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/json/json_reader.h"
@@ skipping 128 matching lines @@
 void PrivetURLFetcher::SetByteRange(int start, int end) {
   DCHECK(tries_ == 0);
   byte_range_start_ = start;
   byte_range_end_ = end;
   has_byte_range_ = true;
 }
 
 void PrivetURLFetcher::Try() {
   tries_++;
   if (tries_ < kPrivetMaxRetries) {
-
-
-    url_fetcher_.reset(net::URLFetcher::Create(url_, request_type_, this));
+    url_fetcher_ = net::URLFetcher::Create(url_, request_type_, this);
     // Privet requests are relevant to hosts on local network only.
     url_fetcher_->SetLoadFlags(url_fetcher_->GetLoadFlags() |
                                net::LOAD_BYPASS_PROXY |
                                net::LOAD_DISABLE_CACHE);
     url_fetcher_->SetRequestContext(request_context_.get());
 
     if (v3_mode_) {
       url_fetcher_->AddExtraRequestHeader(
           std::string(kPrivetV3AuthTokenHeaderPrefix) +
           delegate_->GetAuthToken());
@@ skipping 214 matching lines @@
 }
 
 bool PrivetURLFetcher::PrivetErrorTransient(const std::string& error) {
   return (error == kPrivetErrorDeviceBusy) ||
          (error == kPrivetV3ErrorDeviceBusy) ||
          (error == kPrivetErrorPendingUserAction) ||
          (error == kPrivetErrorPrinterBusy);
 }
 
 }  // namespace local_discovery