chromeos: Add DriveFileSystem::Pin/Unpin

chrome/browser/chromeos/drive/mock_drive_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_DRIVE_MOCK_DRIVE_FILE_SYSTEM_H_
 #define CHROME_BROWSER_CHROMEOS_DRIVE_MOCK_DRIVE_FILE_SYSTEM_H_
 
 #include <string>
 
 #include "chrome/browser/chromeos/drive/drive_file_system_interface.h"
@@ skipping 48 matching lines @@
                             const FileOperationCallback& callback));
   MOCK_METHOD4(CreateDirectory,
                void(const base::FilePath& directory_path,
                     bool is_exclusive,
                     bool is_recursive,
                     const FileOperationCallback& callback));
   MOCK_METHOD3(CreateFile,
                void(const base::FilePath& file_path,
                     bool is_exclusive,
                     const FileOperationCallback& callback));
+  MOCK_METHOD2(Pin, void(const base::FilePath& file_path,
+                         const FileOperationCallback& callback));
+  MOCK_METHOD2(Unpin, void(const base::FilePath& file_path,
+                           const FileOperationCallback& callback));
   MOCK_METHOD2(GetFileByPath,
                void(const base::FilePath& file_path,
                     const GetFileCallback& callback));
   MOCK_METHOD4(
       GetFileByResourceId,
       void(const std::string& resource_id,
            const DriveClientContext& context,
            const GetFileCallback& get_file_callback,
            const google_apis::GetContentCallback& get_content_callback));
   MOCK_METHOD4(
@@ skipping 24 matching lines @@
                                const FileOperationCallback& callback) OVERRIDE {
   }
   MOCK_METHOD1(GetMetadata,
                void(const GetFilesystemMetadataCallback& callback));
   MOCK_METHOD0(Reload, void());
 };
 
 }  // namespace drive
 
 #endif  // CHROME_BROWSER_CHROMEOS_DRIVE_MOCK_DRIVE_FILE_SYSTEM_H_