SyncFS: Introduce SyncFileSystemBackend

webkit/browser/fileapi/isolated_mount_point_provider.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/browser/fileapi/isolated_mount_point_provider.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
@@ skipping 38 matching lines @@
 #if !defined(OS_CHROMEOS)
     case kFileSystemTypeNativeLocal:
     case kFileSystemTypeNativeForPlatformApp:
       return true;
 #endif
     default:
       return false;
   }
 }
 
+GURL IsolatedMountPointProvider::GetRootURI(const GURL& origin_url,
+                                            FileSystemType type) const {
+  if (!CanHandleType(type))
+    return GURL();
+  return GetFileSystemRootURI(origin_url, type);
+}
+
 void IsolatedMountPointProvider::OpenFileSystem(
     const GURL& origin_url,
     FileSystemType type,
     OpenFileSystemMode mode,
     const OpenFileSystemCallback& callback) {
   // We never allow opening a new isolated FileSystem via usual OpenFileSystem.
   base::MessageLoopProxy::current()->PostTask(
       FROM_HERE,
       base::Bind(callback, base::PLATFORM_FILE_ERROR_SECURITY));
 }
@@ skipping 62 matching lines @@
     FileSystemContext* context) const {
   return scoped_ptr<FileStreamWriter>(new LocalFileStreamWriter(
       context->task_runners()->file_task_runner(), url.path(), offset));
 }
 
 FileSystemQuotaUtil* IsolatedMountPointProvider::GetQuotaUtil() {
   // No quota support.
   return NULL;
 }
 
+const UpdateObserverList*
+IsolatedMountPointProvider::GetUpdateObservers(FileSystemType type) const {
+  // No update observer support.
+  return NULL;
+}
+
 }  // namespace fileapi