drive: Remove MD5 argument from FileCache::MarkDirty

chrome/browser/chromeos/drive/file_system/download_operation_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 "chrome/browser/chromeos/drive/file_system/download_operation.h"
 
 #include "base/file_util.h"
 #include "chrome/browser/chromeos/drive/fake_free_disk_space_getter.h"
 #include "chrome/browser/chromeos/drive/file_cache.h"
 #include "chrome/browser/chromeos/drive/file_system/operation_test_base.h"
@@ skipping 396 matching lines @@
   cache()->StoreOnUIThread(
       src_entry.resource_id(),
       src_entry.file_specific_info().md5(),
       dirty_file,
       internal::FileCache::FILE_OPERATION_COPY,
       google_apis::test_util::CreateCopyResultCallback(&error));
   test_util::RunBlockingPoolTask();
   EXPECT_EQ(FILE_ERROR_OK, error);
   cache()->MarkDirtyOnUIThread(
       src_entry.resource_id(),
-      src_entry.file_specific_info().md5(),
       google_apis::test_util::CreateCopyResultCallback(&error));
   test_util::RunBlockingPoolTask();
   EXPECT_EQ(FILE_ERROR_OK, error);
 
   // Record values passed to GetFileContentInitializedCallback().
   FileError init_error;
   base::FilePath init_path;
   scoped_ptr<ResourceEntry> init_entry;
   base::Closure cancel_callback;
 
@@ skipping 10 matching lines @@
   test_util::RunBlockingPoolTask();
 
   EXPECT_EQ(FILE_ERROR_OK, error);
   // Check that the result of local modification is propagated.
   EXPECT_EQ(static_cast<int64>(dirty_size), init_entry->file_info().size());
   EXPECT_EQ(static_cast<int64>(dirty_size), entry->file_info().size());
 }
 
 }  // namespace file_system
 }  // namespace drive