Convert Pass()→std::move() in //net

net/log/write_to_file_net_log_observer.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 "net/log/write_to_file_net_log_observer.h"
 
 #include <stdio.h>
-
 #include <set>
+#include <utility>
 
 #include "base/json/json_writer.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
 #include "net/log/net_log_util.h"
 #include "net/url_request/url_request_context.h"
 
 namespace net {
 
 WriteToFileNetLogObserver::WriteToFileNetLogObserver()
     : capture_mode_(NetLogCaptureMode::Default()), added_events_(false) {
 }
 
 WriteToFileNetLogObserver::~WriteToFileNetLogObserver() {
 }
 
 void WriteToFileNetLogObserver::set_capture_mode(
     NetLogCaptureMode capture_mode) {
   DCHECK(!net_log());
   capture_mode_ = capture_mode;
 }
 
 void WriteToFileNetLogObserver::StartObserving(
     NetLog* net_log,
     base::ScopedFILE file,
     base::Value* constants,
     URLRequestContext* url_request_context) {
   DCHECK(file.get());
-  file_ = file.Pass();
+  file_ = std::move(file);
   added_events_ = false;
 
   // Write constants to the output file.  This allows loading files that have
   // different source and event types, as they may be added and removed
   // between Chrome versions.
   std::string json;
   if (constants)
     base::JSONWriter::Write(*constants, &json);
   else
     base::JSONWriter::Write(*GetNetConstants(), &json);
@@ skipping 41 matching lines @@
   // so can load partial log files by just ignoring the last line.  For this to
   // work, lines cannot be pretty printed.
   scoped_ptr<base::Value> value(entry.ToValue());
   std::string json;
   base::JSONWriter::Write(*value, &json);
   fprintf(file_.get(), "%s%s", (added_events_ ? ",\n" : ""), json.c_str());
   added_events_ = true;
 }
 
 }  // namespace net