Remove drive::file_system::Operations.

chrome/browser/chromeos/drive/file_system.h

Index: chrome/browser/chromeos/drive/file_system.h
diff --git a/chrome/browser/chromeos/drive/file_system.h b/chrome/browser/chromeos/drive/file_system.h
index 40ced62e65ddd96017a7f295a7230ce6557e888e..62880419528335e3308ef637d9e836ff61367302 100644
--- a/chrome/browser/chromeos/drive/file_system.h
+++ b/chrome/browser/chromeos/drive/file_system.h
@@ -13,7 +13,6 @@
 #include "base/observer_list.h"
 #include "chrome/browser/chromeos/drive/change_list_loader_observer.h"
 #include "chrome/browser/chromeos/drive/file_system/operation_observer.h"
-#include "chrome/browser/chromeos/drive/file_system/operations.h"
 #include "chrome/browser/chromeos/drive/file_system_interface.h"
 #include "chrome/browser/chromeos/drive/file_system_util.h"
 #include "chrome/browser/chromeos/drive/job_list.h"
@@ -44,6 +43,19 @@ class ChangeListLoader;
 class ResourceMetadata;
 }  // namespace internal
 
+namespace file_system {
+class CopyOperation;
+class CreateDirectoryOperation;
+class CreateFileOperation;
+class DownloadOperation;
+class MoveOperation;
+class OperationObserver;
+class RemoveOperation;
+class SearchOperation;
+class TouchOperation;
+class UpdateOperation;
+}  // namespace file_system
+
 // The production implementation of FileSystemInterface.
 class FileSystem : public FileSystemInterface,
                    public internal::ChangeListLoaderObserver,
@@ -175,6 +187,9 @@ class FileSystem : public FileSystemInterface,
   // Sets up ChangeListLoader.
   void SetupChangeListLoader();
 
+  // Sets up file_system::XXXOperation instances.
+  void SetupOperations();
+
   // Called on preference change.
   void OnDisableDriveHostedFilesChanged();
 
@@ -367,7 +382,16 @@ class FileSystem : public FileSystemInterface,
 
   scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_;
 
-  file_system::Operations operations_;
+  // Implementation of each file system operation.
+  scoped_ptr<file_system::CopyOperation> copy_operation_;
+  scoped_ptr<file_system::CreateDirectoryOperation> create_directory_operation_;
+  scoped_ptr<file_system::CreateFileOperation> create_file_operation_;
+  scoped_ptr<file_system::MoveOperation> move_operation_;
+  scoped_ptr<file_system::RemoveOperation> remove_operation_;
+  scoped_ptr<file_system::TouchOperation> touch_operation_;
+  scoped_ptr<file_system::DownloadOperation> download_operation_;
+  scoped_ptr<file_system::UpdateOperation> update_operation_;
+  scoped_ptr<file_system::SearchOperation> search_operation_;
 
   // Polling interval for checking updates in seconds.
   int polling_interval_sec_;