SyncFS: Introduce SyncFileSystemBackend

webkit/browser/fileapi/syncable/local_file_sync_context_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 "webkit/browser/fileapi/syncable/local_file_sync_context.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/file_util.h"
@@ skipping 210 matching lines @@
 
   sync_context_ =
       new LocalFileSyncContext(ui_task_runner_.get(), io_task_runner_.get());
 
   // Initializes file_system using |sync_context_|.
   EXPECT_EQ(SYNC_STATUS_OK,
             file_system.MaybeInitializeFileSystemContext(sync_context_.get()));
 
   // Make sure everything's set up for file_system to be able to handle
   // syncable file system operations.
-  EXPECT_TRUE(file_system.file_system_context()->sync_context() != NULL);
-  EXPECT_TRUE(file_system.file_system_context()->change_tracker() != NULL);
+  EXPECT_TRUE(file_system.mount_provider()->sync_context() != NULL);
+  EXPECT_TRUE(file_system.mount_provider()->change_tracker() != NULL);
   EXPECT_EQ(sync_context_.get(),
-            file_system.file_system_context()->sync_context());
+            file_system.mount_provider()->sync_context());
 
   // Calling MaybeInitialize for the same context multiple times must be ok.
   EXPECT_EQ(SYNC_STATUS_OK,
             file_system.MaybeInitializeFileSystemContext(sync_context_.get()));
   EXPECT_EQ(sync_context_.get(),
-            file_system.file_system_context()->sync_context());
+            file_system.mount_provider()->sync_context());
 
   // Opens the file_system, perform some operation and see if the change tracker
   // correctly captures the change.
   EXPECT_EQ(base::PLATFORM_FILE_OK, file_system.OpenFileSystem());
 
   const FileSystemURL kURL(file_system.URL("foo"));
   EXPECT_EQ(base::PLATFORM_FILE_OK, file_system.CreateFile(kURL));
 
   FileSystemURLSet urls;
   file_system.GetChangedURLsInTracker(&urls);
@@ skipping 435 matching lines @@
 
   // Make sure kDir and kFile are created by ApplyRemoteChange.
   EXPECT_EQ(base::PLATFORM_FILE_OK, file_system.FileExists(kFile));
   EXPECT_EQ(base::PLATFORM_FILE_OK, file_system.DirectoryExists(kDir));
 
   sync_context_->ShutdownOnUIThread();
   file_system.TearDown();
 }
 
 }  // namespace sync_file_system