[WIP] Provided file system from NACL.

chrome/browser/chromeos/file_system_provider/operations/get_metadata.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/get_metadata.h"
 
 #include <algorithm>
 #include <string>
 
 #include "chrome/common/extensions/api/file_system_provider.h"
@@ skipping 76 matching lines @@
   }
 
   return true;
 }
 
 bool ValidateName(const std::string& name, bool root_entry) {
   if (root_entry)
     return name.empty();
   return !name.empty() && name.find('/') == std::string::npos;
 }
-
-GetMetadata::GetMetadata(
-    extensions::EventRouter* event_router,
+template <class DestinationPolicy>
+GetMetadata<DestinationPolicy>::GetMetadata(
+    typename DestinationPolicy::EventRouterType* event_router,
     const ProvidedFileSystemInfo& file_system_info,
     const base::FilePath& entry_path,
     ProvidedFileSystemInterface::MetadataFieldMask fields,
     const ProvidedFileSystemInterface::GetMetadataCallback& callback)
-    : Operation(event_router, file_system_info),
+    : Operation<DestinationPolicy>(event_router, file_system_info),
       entry_path_(entry_path),
       fields_(fields),
       callback_(callback) {
 }
 
-GetMetadata::~GetMetadata() {
+template <class DestinationPolicy>
+GetMetadata<DestinationPolicy>::~GetMetadata() {
 }
 
-bool GetMetadata::Execute(int request_id) {
+template <class DestinationPolicy>
+bool GetMetadata<DestinationPolicy>::Execute(int request_id) {
   using extensions::api::file_system_provider::GetMetadataRequestedOptions;
 
   GetMetadataRequestedOptions 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.entry_path = entry_path_.AsUTF8Unsafe();
   options.thumbnail =
       fields_ & ProvidedFileSystemInterface::METADATA_FIELD_THUMBNAIL;
 
-  return SendEvent(
+  return this->SendEvent(
       request_id,
       extensions::api::file_system_provider::OnGetMetadataRequested::kEventName,
       extensions::api::file_system_provider::OnGetMetadataRequested::Create(
           options));
 }
 
-void GetMetadata::OnSuccess(int /* request_id */,
-                            scoped_ptr<RequestValue> result,
-                            bool has_more) {
+template <class DestinationPolicy>
+void GetMetadata<DestinationPolicy>::OnSuccess(int /* request_id */,
+                                    scoped_ptr<RequestValue> result,
+                                    bool has_more) {
   scoped_ptr<EntryMetadata> metadata(new EntryMetadata);
   const bool convert_result = ConvertRequestValueToFileInfo(
       result.Pass(), entry_path_.AsUTF8Unsafe() == FILE_PATH_LITERAL("/"),
       metadata.get());
 
   if (!convert_result) {
     LOG(ERROR) << "Failed to parse a response for the get metadata operation.";
     callback_.Run(make_scoped_ptr<EntryMetadata>(NULL),
                   base::File::FILE_ERROR_IO);
     return;
   }
 
   callback_.Run(metadata.Pass(), base::File::FILE_OK);
 }
 
-void GetMetadata::OnError(int /* request_id */,
-                          scoped_ptr<RequestValue> /* result */,
-                          base::File::Error error) {
+template <class DestinationPolicy>
+void GetMetadata<DestinationPolicy>::OnError(int /* request_id */,
+                                  scoped_ptr<RequestValue> /* result */,
+                                  base::File::Error error) {
   callback_.Run(make_scoped_ptr<EntryMetadata>(NULL), error);
 }
+
+FOR_EACH_DESTINATION_SPECIALIZE(GetMetadata)
+
 }  // namespace operations
 }  // namespace file_system_provider
 }  // namespace chromeos