SyncFS: Introduce SyncFileSystemBackend

webkit/browser/fileapi/syncable/syncable_file_operation_runner_unittest.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 <string>
 
 #include "base/basictypes.h"
 #include "base/file_util.h"
 #include "base/location.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 67 matching lines @@
     file_system_.TearDown();
     message_loop_.RunUntilIdle();
     RevokeSyncableFileSystem();
   }
 
   FileSystemURL URL(const std::string& path) {
     return file_system_.URL(path);
   }
 
   LocalFileSyncStatus* sync_status() {
-    return file_system_.file_system_context()->sync_context()->sync_status();
+    return file_system_.mount_provider()->sync_context()->sync_status();
   }
 
   void ResetCallbackStatus() {
     write_status_ = base::PLATFORM_FILE_ERROR_FAILED;
     write_bytes_ = 0;
     write_complete_ = false;
     callback_count_ = 0;
   }
 
   StatusCallback ExpectStatus(const tracked_objects::Location& location,
@@ skipping 286 matching lines @@
       file_system_.operation_runner()->Truncate(
           URL(kFile), 10,
           ExpectStatus(FROM_HERE, base::PLATFORM_FILE_ERROR_ABORT));
   file_system_.operation_runner()->Cancel(
       id, ExpectStatus(FROM_HERE, base::PLATFORM_FILE_OK));
   base::MessageLoop::current()->RunUntilIdle();
   EXPECT_EQ(2, callback_count_);
 }
 
 }  // namespace sync_file_system