Change NetLog::ParametersCallback to return a scoped_ptr.

net/url_request/url_request_throttler_entry.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 "net/url_request/url_request_throttler_entry.h"
 
 #include <cmath>
 
 #include "base/logging.h"
 #include "base/metrics/field_trial.h"
@@ skipping 29 matching lines @@
 // avoid false positives.  It should help avoid back-off from kicking in e.g.
 // on flaky connections.
 const int URLRequestThrottlerEntry::kDefaultNumErrorsToIgnore = 2;
 const int URLRequestThrottlerEntry::kDefaultInitialDelayMs = 700;
 const double URLRequestThrottlerEntry::kDefaultMultiplyFactor = 1.4;
 const double URLRequestThrottlerEntry::kDefaultJitterFactor = 0.4;
 const int URLRequestThrottlerEntry::kDefaultMaximumBackoffMs = 15 * 60 * 1000;
 const int URLRequestThrottlerEntry::kDefaultEntryLifetimeMs = 2 * 60 * 1000;
 
 // Returns NetLog parameters when a request is rejected by throttling.
-base::Value* NetLogRejectedRequestCallback(
+scoped_ptr<base::Value> NetLogRejectedRequestCallback(
     const std::string* url_id,
     int num_failures,
     const base::TimeDelta& release_after,
     NetLogCaptureMode /* capture_mode */) {
   scoped_ptr<base::DictionaryValue> dict(new base::DictionaryValue());
   dict->SetString("url", *url_id);
   dict->SetInteger("num_failures", num_failures);
   dict->SetInteger("release_after_ms",
                    static_cast<int>(release_after.InMilliseconds()));
-  return dict.release();
+  return dict.Pass();
 }
 
 URLRequestThrottlerEntry::URLRequestThrottlerEntry(
     URLRequestThrottlerManager* manager,
     const std::string& url_id)
     : sliding_window_period_(
           base::TimeDelta::FromMilliseconds(kDefaultSlidingWindowPeriodMs)),
       max_send_threshold_(kDefaultMaxSendThreshold),
       is_backoff_disabled_(false),
       backoff_entry_(&backoff_policy_),
@@ skipping 213 matching lines @@
 BackoffEntry* URLRequestThrottlerEntry::GetBackoffEntry() {
   return &backoff_entry_;
 }
 
 // static
 bool URLRequestThrottlerEntry::ExplicitUserRequest(const int load_flags) {
   return (load_flags & LOAD_MAYBE_USER_GESTURE) != 0;
 }
 
 }  // namespace net