Convert Pass()→std::move() in //net

net/disk_cache/blockfile/file_posix.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/disk_cache/blockfile/file.h"
 
 #include <stdint.h>
-
 #include <limits>
+#include <utility>
 
 #include "base/bind.h"
 #include "base/lazy_instance.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/run_loop.h"
 #include "base/task_runner_util.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "net/base/net_errors.h"
 #include "net/disk_cache/disk_cache.h"
@@ skipping 12 matching lines @@
 };
 
 base::LazyInstance<FileWorkerPool>::Leaky s_worker_pool =
     LAZY_INSTANCE_INITIALIZER;
 
 }  // namespace
 
 namespace disk_cache {
 
 File::File(base::File file)
-    : init_(true),
-      mixed_(true),
-      base_file_(file.Pass()) {
-}
+    : init_(true), mixed_(true), base_file_(std::move(file)) {}
 
 bool File::Init(const base::FilePath& name) {
   if (base_file_.IsValid())
     return false;
 
   int flags = base::File::FLAG_OPEN | base::File::FLAG_READ |
               base::File::FLAG_WRITE;
   base_file_.Initialize(name, flags);
   return base_file_.IsValid();
 }
@@ skipping 126 matching lines @@
   return net::ERR_CACHE_WRITE_FAILURE;
 }
 
 // This method actually makes sure that the last reference to the file doesn't
 // go away on the worker pool.
 void File::OnOperationComplete(FileIOCallback* callback, int result) {
   callback->OnFileIOComplete(result);
 }
 
 }  // namespace disk_cache