Factor out common error-code conversion code for PlatformFileErrorToNetError.

webkit/fileapi/sandbox_file_stream_writer.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 "webkit/fileapi/sandbox_file_stream_writer.h"
 
 #include "base/file_util_proxy.h"
 #include "base/platform_file.h"
 #include "base/sequenced_task_runner.h"
 #include "net/base/io_buffer.h"
 #include "net/base/net_errors.h"
 #include "webkit/blob/local_file_stream_reader.h"
 #include "webkit/fileapi/file_system_context.h"
 #include "webkit/fileapi/file_system_operation_interface.h"
 #include "webkit/fileapi/file_system_quota_util.h"
 #include "webkit/fileapi/file_system_util.h"
 #include "webkit/fileapi/local_file_stream_writer.h"
 #include "webkit/quota/quota_manager.h"
 
 namespace fileapi {
 
 namespace {
 
-int PlatformFileErrorToNetError(base::PlatformFileError error) {
-  // TODO(kinuko): Move this static method to more convenient place.
-  return webkit_blob::LocalFileStreamReader::PlatformFileErrorToNetError(error);
-}
-
 // Adjust the |quota| value in overwriting case (i.e. |file_size| > 0 and
 // |file_offset| < |file_size|) to make the remaining quota calculation easier.
 // Specifically this widens the quota for overlapping range (so that we can
 // simply compare written bytes against the adjusted quota).
 int64 AdjustQuotaForOverlap(int64 quota,
                             int64 file_offset,
                             int64 file_size) {
   DCHECK_LE(file_offset, file_size);
   if (quota < 0)
     quota = 0;
@@ skipping 81 matching lines @@
 }
 
 void SandboxFileStreamWriter::DidGetFileInfo(
     const net::CompletionCallback& callback,
     base::PlatformFileError file_error,
     const base::PlatformFileInfo& file_info,
     const FilePath& platform_path) {
   if (CancelIfRequested())
     return;
   if (file_error != base::PLATFORM_FILE_OK) {
-    callback.Run(PlatformFileErrorToNetError(file_error));
+    callback.Run(net::PlatformFileErrorToNetError(file_error));
     return;
   }
   if (file_info.is_directory) {
     // We should not be writing to a directory.
     callback.Run(net::ERR_ACCESS_DENIED);
     return;
   }
   file_size_ = file_info.size;
   if (initial_offset_ > file_size_) {
     LOG(ERROR) << initial_offset_ << ", " << file_size_;
@@ skipping 97 matching lines @@
   pending_cancel.Run(net::OK);
   return true;
 }
 
 FileSystemQuotaUtil* SandboxFileStreamWriter::quota_util() const {
   DCHECK(file_system_context_.get());
   return file_system_context_->GetQuotaUtil(url_.type());
 }
 
 }  // namespace fileapi