drive: Remove FakeCacheMetadata

chrome/browser/chromeos/drive/file_cache.h

 // 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_DRIVE_FILE_CACHE_H_
 #define CHROME_BROWSER_CHROMEOS_DRIVE_FILE_CACHE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 258 matching lines @@
   // - re-create the |metadata_| instance.
   // |callback| must not be null.
   // Must be called on the UI thread.
   void ClearAllOnUIThread(const InitializeCacheCallback& callback);
 
   // Utility method to call Initialize on UI thread. |callback| is called on
   // UI thread when the initialization is complete.
   // |callback| must not be null.
   void RequestInitialize(const InitializeCacheCallback& callback);
 
-  // Utility method to call InitializeForTesting on UI thread.
-  void RequestInitializeForTesting();
-
   // Destroys this cache. This function posts a task to the blocking task
   // runner to safely delete the object.
   // Must be called on the UI thread.
   void Destroy();
 
   // Returns file paths for all the cache sub directories under
   // |cache_root_path|.
   static std::vector<base::FilePath> GetCachePaths(
       const base::FilePath& cache_root_path);
 
@@ skipping 29 matching lines @@
                                   CachedFileOrigin file_origin) const;
 
 
   // Checks whether the current thread is on the right sequenced worker pool
   // with the right sequence ID. If not, DCHECK will fail.
   void AssertOnSequencedWorkerPool();
 
   // Initializes the cache. Returns true on success.
   bool InitializeOnBlockingPool();
 
-  // Initializes the cache with in-memory cache for testing.
-  // The in-memory cache is used since it's faster than the db.
-  void InitializeOnBlockingPoolForTesting();
-
   // Destroys the cache on the blocking pool.
   void DestroyOnBlockingPool();
 
   // Used to implement Store and StoreLocallyModifiedOnUIThread.
   // TODO(hidehiko): Merge this method with Store(), after
   // StoreLocallyModifiedOnUIThread is removed.
   FileError StoreInternal(const std::string& resource_id,
                           const std::string& md5,
                           const base::FilePath& source_path,
                           FileOperationType file_operation_type,
@@ skipping 65 matching lines @@
 // this value.
 //
 // Copied from cryptohome/homedirs.h.
 // TODO(satorux): Share the constant.
 const int64 kMinFreeSpace = 512 * 1LL << 20;
 
 }  // namespace internal
 }  // namespace drive
 
 #endif  // CHROME_BROWSER_CHROMEOS_DRIVE_FILE_CACHE_H_