Convert Pass()→std::move() in //storage

storage/browser/fileapi/file_writer_delegate.cc

Index: storage/browser/fileapi/file_writer_delegate.cc
diff --git a/storage/browser/fileapi/file_writer_delegate.cc b/storage/browser/fileapi/file_writer_delegate.cc
index 8ccf8461764262dc111b0190947a13c5ecf175e8..2b1354e3940c5fb98db676b7ce83a275d982fb77 100644
--- a/storage/browser/fileapi/file_writer_delegate.cc
+++ b/storage/browser/fileapi/file_writer_delegate.cc
@@ -5,6 +5,7 @@
 #include "storage/browser/fileapi/file_writer_delegate.h"
 
 #include <stdint.h>
+#include <utility>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ -25,15 +26,14 @@ static const int kReadBufSize = 32768;
 FileWriterDelegate::FileWriterDelegate(
     scoped_ptr<FileStreamWriter> file_stream_writer,
     FlushPolicy flush_policy)
-    : file_stream_writer_(file_stream_writer.Pass()),
+    : file_stream_writer_(std::move(file_stream_writer)),
       writing_started_(false),
       flush_policy_(flush_policy),
       bytes_written_backlog_(0),
       bytes_written_(0),
       bytes_read_(0),
       io_buffer_(new net::IOBufferWithSize(kReadBufSize)),
-      weak_factory_(this) {
-}
+      weak_factory_(this) {}
 
 FileWriterDelegate::~FileWriterDelegate() {
 }
@@ -41,7 +41,7 @@ FileWriterDelegate::~FileWriterDelegate() {
 void FileWriterDelegate::Start(scoped_ptr<net::URLRequest> request,
                                const DelegateWriteCallback& write_callback) {
   write_callback_ = write_callback;
-  request_ = request.Pass();
+  request_ = std::move(request);
   request_->Start();
 }