fileapi: Rename FileSystemMountProvider to FileSystemBackend

chrome/browser/chromeos/drive/file_system_backend_delegate.cc

 // Copyright 2013 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/drive/mount_point_provider_delegate.h"
+#include "chrome/browser/chromeos/drive/file_system_backend_delegate.h"
 
 #include "chrome/browser/chromeos/fileapi/remote_file_stream_writer.h"
 #include "chrome/browser/chromeos/fileapi/remote_file_system_operation.h"
 #include "content/public/browser/browser_thread.h"
 #include "webkit/browser/blob/file_stream_reader.h"
 #include "webkit/browser/fileapi/external_mount_points.h"
 #include "webkit/browser/fileapi/file_system_task_runners.h"
 #include "webkit/browser/fileapi/remote_file_system_proxy.h"
 
 using content::BrowserThread;
 
 namespace drive {
 
-MountPointProviderDelegate::MountPointProviderDelegate(
+FileSystemBackendDelegate::FileSystemBackendDelegate(
     fileapi::ExternalMountPoints* mount_points)
     : mount_points_(mount_points) {
 }
 
-MountPointProviderDelegate::~MountPointProviderDelegate() {
+FileSystemBackendDelegate::~FileSystemBackendDelegate() {
 }
 
-fileapi::AsyncFileUtil* MountPointProviderDelegate::GetAsyncFileUtil(
+fileapi::AsyncFileUtil* FileSystemBackendDelegate::GetAsyncFileUtil(
     fileapi::FileSystemType type) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   DCHECK_EQ(fileapi::kFileSystemTypeDrive, type);
 
   // TODO(hidehiko): Support this method.
   NOTIMPLEMENTED();
   return NULL;
 }
 
 scoped_ptr<webkit_blob::FileStreamReader>
-MountPointProviderDelegate::CreateFileStreamReader(
+FileSystemBackendDelegate::CreateFileStreamReader(
     const fileapi::FileSystemURL& url,
     int64 offset,
     const base::Time& expected_modification_time,
     fileapi::FileSystemContext* context) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   DCHECK_EQ(fileapi::kFileSystemTypeDrive, url.type());
 
   fileapi::RemoteFileSystemProxyInterface* proxy =
       mount_points_->GetRemoteFileSystemProxy(url.filesystem_id());
   if (!proxy)
     return scoped_ptr<webkit_blob::FileStreamReader>();
 
   return proxy->CreateFileStreamReader(
       context->task_runners()->file_task_runner(),
       url, offset, expected_modification_time);
 }
 
 scoped_ptr<fileapi::FileStreamWriter>
-MountPointProviderDelegate::CreateFileStreamWriter(
+FileSystemBackendDelegate::CreateFileStreamWriter(
     const fileapi::FileSystemURL& url,
     int64 offset,
     fileapi::FileSystemContext* context) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   DCHECK_EQ(fileapi::kFileSystemTypeDrive, url.type());
 
   fileapi::RemoteFileSystemProxyInterface* proxy =
       mount_points_->GetRemoteFileSystemProxy(url.filesystem_id());
   if (!proxy)
     return scoped_ptr<fileapi::FileStreamWriter>();
 
   return scoped_ptr<fileapi::FileStreamWriter>(
       new chromeos::RemoteFileStreamWriter(
           proxy, url, offset, context->task_runners()->file_task_runner()));
 }
 
 fileapi::FileSystemOperation*
-MountPointProviderDelegate::CreateFileSystemOperation(
+FileSystemBackendDelegate::CreateFileSystemOperation(
     const fileapi::FileSystemURL& url,
     fileapi::FileSystemContext* context,
     base::PlatformFileError* error_code) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   DCHECK_EQ(fileapi::kFileSystemTypeDrive, url.type());
 
   fileapi::RemoteFileSystemProxyInterface* proxy =
       mount_points_->GetRemoteFileSystemProxy(url.filesystem_id());
   if (!proxy) {
     *error_code = base::PLATFORM_FILE_ERROR_NOT_FOUND;
     return NULL;
   }
 
   return new chromeos::RemoteFileSystemOperation(proxy);
 }
 
 }  // namespace drive