net: Update FileStream to use base::File instead of PlatformFile.

net/base/upload_file_element_reader.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/base/upload_file_element_reader.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/location.h"
 #include "base/task_runner_util.h"
@@ skipping 35 matching lines @@
   return this;
 }
 
 int UploadFileElementReader::Init(const CompletionCallback& callback) {
   DCHECK(!callback.is_null());
   Reset();
 
   file_stream_.reset(new FileStream(NULL, task_runner_.get()));
   int result = file_stream_->Open(
       path_,
-      base::PLATFORM_FILE_OPEN | base::PLATFORM_FILE_READ |
-      base::PLATFORM_FILE_ASYNC,
+      base::File::FLAG_OPEN | base::File::FLAG_READ |
+      base::File::FLAG_ASYNC,
       base::Bind(&UploadFileElementReader::OnOpenCompleted,
                  weak_ptr_factory_.GetWeakPtr(),
                  callback));
   DCHECK_GT(0, result);
   return result;
 }
 
 uint64 UploadFileElementReader::GetContentLength() const {
   if (overriding_content_length)
     return overriding_content_length;
@@ skipping 137 matching lines @@
 ScopedOverridingContentLengthForTests(uint64 value) {
   overriding_content_length = value;
 }
 
 UploadFileElementReader::ScopedOverridingContentLengthForTests::
 ~ScopedOverridingContentLengthForTests() {
   overriding_content_length = 0;
 }
 
 }  // namespace net