SyncFS: Reorder initialization sequence of SyncFileSystemService

chrome/browser/sync_file_system/local/sync_file_system_backend.h

 // 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.
 
 #ifndef CHROME_BROWSER_SYNC_FILE_SYSTEM_LOCAL_SYNC_FILE_SYSTEM_BACKEND_H_
 #define CHROME_BROWSER_SYNC_FILE_SYSTEM_LOCAL_SYNC_FILE_SYSTEM_BACKEND_H_
 
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/sync_file_system/sync_callbacks.h"
+#include "chrome/browser/sync_file_system/sync_status_code.h"
 #include "webkit/browser/fileapi/file_system_backend.h"
 #include "webkit/browser/fileapi/file_system_quota_util.h"
 #include "webkit/browser/fileapi/sandbox_file_system_backend_delegate.h"
 
 namespace sync_file_system {
 
 class LocalFileChangeTracker;
 class LocalFileSyncContext;
 
 class SyncFileSystemBackend
     : public fileapi::FileSystemBackend {
  public:
-  SyncFileSystemBackend();
+  explicit SyncFileSystemBackend(Profile* profile);
   virtual ~SyncFileSystemBackend();
 
   // FileSystemBackend overrides.
   virtual bool CanHandleType(fileapi::FileSystemType type) const OVERRIDE;
   virtual void Initialize(fileapi::FileSystemContext* context) OVERRIDE;
   virtual void OpenFileSystem(
       const GURL& origin_url,
       fileapi::FileSystemType type,
       fileapi::OpenFileSystemMode mode,
       const OpenFileSystemCallback& callback) OVERRIDE;
@@ skipping 27 matching lines @@
     return change_tracker_.get();
   }
   void SetLocalFileChangeTracker(
       scoped_ptr<sync_file_system::LocalFileChangeTracker> tracker);
 
   sync_file_system::LocalFileSyncContext* sync_context() {
     return sync_context_.get();
   }
   void set_sync_context(sync_file_system::LocalFileSyncContext* sync_context);
 
+  // This should be used only for testing.
+  void set_skip_initialize_syncfs_service_for_testing(bool flag) {
+    skip_initialize_syncfs_service_for_testing_ = flag;
+  }
+
  private:
   // Owned by FileSystemContext.
   fileapi::SandboxFileSystemBackendDelegate* delegate_;
 
+  // Not owned.
+  fileapi::FileSystemContext* context_;
+  Profile* profile_;
+
   scoped_ptr<sync_file_system::LocalFileChangeTracker> change_tracker_;
   scoped_refptr<sync_file_system::LocalFileSyncContext> sync_context_;
 
+  // A flag to skip the initialization sequence of SyncFileSystemService for
+  // testing.
+  bool skip_initialize_syncfs_service_for_testing_;
+
+  fileapi::SandboxFileSystemBackendDelegate* GetDelegate() const;
+
+  void InitializeSyncFileSystemService(
+      const GURL& origin_url,
+      const SyncStatusCallback& callback);
+  void DidInitializeSyncFileSystemService(
+      const GURL& origin_url,
+      fileapi::FileSystemType type,
+      fileapi::OpenFileSystemMode mode,
+      const OpenFileSystemCallback& callback,
+      SyncStatusCode status);
+
   DISALLOW_COPY_AND_ASSIGN(SyncFileSystemBackend);
 };
 
 }  // namespace sync_file_system
 
 #endif  // CHROME_BROWSER_SYNC_FILE_SYSTEM_LOCAL_SYNC_FILE_SYSTEM_BACKEND_H_