Stackable file_util for FileAPIs. Sample code for discussion. Incomplete. Cannot be compiled.

webkit/fileapi/file_system_url_request_job.cc

 // Copyright (c) 2011 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/file_system_url_request_job.h"
 
 #include "base/compiler_specific.h"
-#include "base/file_util_proxy.h"
 #include "base/message_loop.h"
 #include "base/platform_file.h"
 #include "base/threading/thread_restrictions.h"
 #include "build/build_config.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/file_stream.h"
 #include "net/base/io_buffer.h"
 #include "net/base/mime_util.h"
 #include "net/base/net_errors.h"
 #include "net/base/net_util.h"
 #include "net/http/http_util.h"
 #include "net/url_request/url_request.h"
+#include "webkit/fileapi/file_system_file_util_proxy.h"
 #include "webkit/fileapi/file_system_path_manager.h"
 #include "webkit/fileapi/file_system_util.h"
 
 using net::URLRequest;
 using net::URLRequestJob;
 using net::URLRequestStatus;
 
 namespace fileapi {
 
 static const int kFileFlags = base::PLATFORM_FILE_OPEN |
@@ skipping 116 matching lines @@
 void FileSystemURLRequestJob::DidGetRootPath(bool success,
                                              const FilePath& root_path,
                                              const std::string& name) {
   if (!success) {
     NotifyFailed(net::ERR_FILE_NOT_FOUND);
     return;
   }
 
   absolute_file_path_ = root_path.Append(relative_file_path_);
 
-  base::FileUtilProxy::GetFileInfo(file_thread_proxy_, absolute_file_path_,
+  fileapi::FileSystemFileUtilProxy::GetFileInfo(
+      file_system_operation_context_.get(),
+      file_thread_proxy_, absolute_file_path_,
       callback_factory_.NewCallback(&FileSystemURLRequestJob::DidResolve));
 }
 
 void FileSystemURLRequestJob::DidResolve(base::PlatformFileError error_code,
     const base::PlatformFileInfo& file_info) {
   // We may have been orphaned...
   if (!request_)
     return;
 
   // We use FileSystemURLRequestJob to handle files as well as directories
   // without trailing slash.
   // If a directory does not exist, we return ERR_FILE_NOT_FOUND. Otherwise,
   // we will append trailing slash and redirect to FileDirJob.
   if (error_code != base::PLATFORM_FILE_OK) {
     NotifyFailed(error_code);
     return;
   }
 
   is_directory_ = file_info.is_directory;
 
   if (!byte_range_.ComputeBounds(file_info.size)) {
     NotifyFailed(net::ERR_REQUEST_RANGE_NOT_SATISFIABLE);
     return;
   }
 
   if (!is_directory_) {
-    base::FileUtilProxy::CreateOrOpen(
+    fileapi::FileSystemFileUtilProxy::CreateOrOpen(
+        file_system_operation_context_.get(),
         file_thread_proxy_, absolute_file_path_, kFileFlags,
         callback_factory_.NewCallback(&FileSystemURLRequestJob::DidOpen));
   } else
     NotifyHeadersComplete();
 }
 
 void FileSystemURLRequestJob::DidOpen(base::PlatformFileError error_code,
                                       base::PassPlatformFile file,
                                       bool created) {
   if (error_code != base::PLATFORM_FILE_OK) {
@@ skipping 49 matching lines @@
   }
 
   return false;
 }
 
 void FileSystemURLRequestJob::NotifyFailed(int rv) {
   NotifyDone(URLRequestStatus(URLRequestStatus::FAILED, rv));
 }
 
 }  // namespace fileapi