SyncFS: Introduce SyncFileSystemBackend

content/browser/fileapi/browser_file_system_helper.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 "content/browser/fileapi/browser_file_system_helper.h"
 
 #include <string>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 45 matching lines @@
 
   base::SequencedWorkerPool* pool = content::BrowserThread::GetBlockingPool();
   scoped_refptr<base::SequencedTaskRunner> file_task_runner =
       pool->GetSequencedTaskRunner(pool->GetNamedSequenceToken("FileAPI"));
 
   scoped_ptr<fileapi::FileSystemTaskRunners> task_runners(
       new fileapi::FileSystemTaskRunners(
           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO).get(),
           file_task_runner.get()));
 
-  // Setting up additional mount point providers.
-  ScopedVector<fileapi::FileSystemBackend> additional_providers;
+  // Setting up additional filesystem backends.
+  ScopedVector<fileapi::FileSystemBackend> additional_backends;
   GetContentClient()->browser()->GetAdditionalFileSystemBackends(
       browser_context,
       profile_path,
-      &additional_providers);
+      task_runners.get(),
+      CreateBrowserFileSystemOptions(is_incognito),
+      &additional_backends);
 
   scoped_refptr<fileapi::FileSystemContext> file_system_context =
       new fileapi::FileSystemContext(
           task_runners.Pass(),
           BrowserContext::GetMountPoints(browser_context),
           browser_context->GetSpecialStoragePolicy(),
           quota_manager_proxy,
-          additional_providers.Pass(),
+          additional_backends.Pass(),
           profile_path,
           CreateBrowserFileSystemOptions(is_incognito));
 
   std::vector<fileapi::FileSystemType> types;
   file_system_context->GetFileSystemTypes(&types);
   for (size_t i = 0; i < types.size(); ++i) {
     ChildProcessSecurityPolicyImpl::GetInstance()->
         RegisterFileSystemPermissionPolicy(
             types[i],
             fileapi::FileSystemContext::GetPermissionPolicy(types[i]));
@@ skipping 58 matching lines @@
   // for the file. (We first need to check if it can already be read not to
   // overwrite existing permissions)
   if (!ChildProcessSecurityPolicyImpl::GetInstance()->CanReadFile(
           process_id, *platform_path)) {
     ChildProcessSecurityPolicyImpl::GetInstance()->GrantReadFile(
         process_id, *platform_path);
   }
 }
 
 }  // namespace content