gdata: Get rid of GDataFileSystem::GetCacheState()

chrome/browser/chromeos/gdata/mock_gdata_file_system.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_GDATA_MOCK_GDATA_FILE_SYSTEM_H_
 #define CHROME_BROWSER_CHROMEOS_GDATA_MOCK_GDATA_FILE_SYSTEM_H_
 #pragma once
 
 #include <string>
 
@@ skipping 50 matching lines @@
                void(const FilePath& file_path,
                     const GetFileCallback& get_file_callback,
                     const GetDownloadDataCallback& get_download_data_callback));
   MOCK_METHOD3(GetFileByResourceId,
                void(const std::string& resource_id,
                     const GetFileCallback& get_file_callback,
                     const GetDownloadDataCallback& get_download_data_callback));
   MOCK_METHOD2(UpdateFileByResourceId,
                void(const std::string& resource_id,
                     const FileOperationCallback& callback));
-  MOCK_METHOD3(GetCacheState, void(const std::string& resource_id,
-                                   const std::string& md5,
-                                   const GetCacheStateCallback& callback));
   MOCK_METHOD2(GetFileInfoByPath, void(const FilePath& file_path,
                                        const GetFileInfoCallback& callback));
   MOCK_METHOD2(GetEntryInfoByPath, void(const FilePath& file_path,
                                         const GetEntryInfoCallback& callback));
   MOCK_METHOD2(ReadDirectoryByPath,
                void(const FilePath& file_path,
                     const ReadDirectoryCallback& callback));
   MOCK_METHOD1(RequestDirectoryRefresh,
                void(const FilePath& file_path));
   MOCK_METHOD1(GetAvailableSpace,
                void(const GetAvailableSpaceCallback& callback));
   MOCK_METHOD6(AddUploadedFile,
                void(UploadMode upload_mode,
                     const FilePath& file,
                     DocumentEntry* entry,
                     const FilePath& file_content_path,
                     GDataCache::FileOperationType cache_operation,
                     const base::Closure& callback));
 };
 
 }  // namespace gdata
 
 #endif  // CHROME_BROWSER_CHROMEOS_GDATA_MOCK_GDATA_FILE_SYSTEM_H_