[WIP] Provided file system from NACL.

chrome/browser/chromeos/file_system_provider/operations/open_file.cc

 // Copyright 2014 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 "chrome/browser/chromeos/file_system_provider/operations/open_file.h"
 
 #include <string>
 
 #include "chrome/common/extensions/api/file_system_provider.h"
 #include "chrome/common/extensions/api/file_system_provider_internal.h"
 
 namespace chromeos {
 namespace file_system_provider {
 namespace operations {
 
-OpenFile::OpenFile(
-    extensions::EventRouter* event_router,
+template <class DestinationPolicy>
+OpenFile<DestinationPolicy>::OpenFile(
+    typename DestinationPolicy::EventRouterType* event_router,
     const ProvidedFileSystemInfo& file_system_info,
     const base::FilePath& file_path,
     OpenFileMode mode,
     const ProvidedFileSystemInterface::OpenFileCallback& callback)
-    : Operation(event_router, file_system_info),
+    : Operation<DestinationPolicy>(event_router, file_system_info),
       file_path_(file_path),
       mode_(mode),
       callback_(callback) {
 }
 
-OpenFile::~OpenFile() {
+template <class DestinationPolicy>
+OpenFile<DestinationPolicy>::~OpenFile() {
 }
 
-bool OpenFile::Execute(int request_id) {
+template <class DestinationPolicy>
+bool OpenFile<DestinationPolicy>::Execute(int request_id) {
   using extensions::api::file_system_provider::OpenFileRequestedOptions;
 
-  if (!file_system_info_.writable() && mode_ == OPEN_FILE_MODE_WRITE) {
+  if (!this->file_system_info_.writable() && mode_ == OPEN_FILE_MODE_WRITE) {
     return false;
   }
 
   OpenFileRequestedOptions options;
-  options.file_system_id = file_system_info_.file_system_id();
+  options.file_system_id = this->file_system_info_.file_system_id();
   options.request_id = request_id;
   options.file_path = file_path_.AsUTF8Unsafe();
 
   switch (mode_) {
     case OPEN_FILE_MODE_READ:
       options.mode = extensions::api::file_system_provider::OPEN_FILE_MODE_READ;
       break;
     case OPEN_FILE_MODE_WRITE:
       options.mode =
           extensions::api::file_system_provider::OPEN_FILE_MODE_WRITE;
       break;
   }
 
-  return SendEvent(
+  return this->SendEvent(
       request_id,
       extensions::api::file_system_provider::OnOpenFileRequested::kEventName,
       extensions::api::file_system_provider::OnOpenFileRequested::Create(
           options));
 }
 
-void OpenFile::OnSuccess(int request_id,
-                         scoped_ptr<RequestValue> result,
-                         bool has_more) {
+template <class DestinationPolicy>
+void OpenFile<DestinationPolicy>::OnSuccess(int request_id,
+                                 scoped_ptr<RequestValue> result,
+                                 bool has_more) {
   // File handle is the same as request id of the OpenFile operation.
   callback_.Run(request_id, base::File::FILE_OK);
 }
 
-void OpenFile::OnError(int /* request_id */,
-                       scoped_ptr<RequestValue> /* result */,
-                       base::File::Error error) {
+template <class DestinationPolicy>
+void OpenFile<DestinationPolicy>::OnError(int /* request_id */,
+                               scoped_ptr<RequestValue> /* result */,
+                               base::File::Error error) {
   callback_.Run(0 /* file_handle */, error);
 }
 
+FOR_EACH_DESTINATION_SPECIALIZE(OpenFile)
+
 }  // namespace operations
 }  // namespace file_system_provider
 }  // namespace chromeos