Rename OperationObserver to OperationDelegate

chrome/browser/chromeos/drive/file_system/remove_operation.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_SYSTEM_REMOVE_OPERATION_H_
 #define CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_REMOVE_OPERATION_H_
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 10 matching lines @@
 
 class ResourceEntry;
 
 namespace internal {
 class FileCache;
 class ResourceMetadata;
 }  // namespace internal
 
 namespace file_system {
 
-class OperationObserver;
+class OperationDelegate;
 
 // This class encapsulates the drive Remove function.  It is responsible for
 // moving the removed entry to the trash.
 class RemoveOperation {
  public:
   RemoveOperation(base::SequencedTaskRunner* blocking_task_runner,
-                  OperationObserver* observer,
+                  OperationDelegate* delegate,
                   internal::ResourceMetadata* metadata,
                   internal::FileCache* cache);
   ~RemoveOperation();
 
   // Removes the resource at |path|. If |path| is a directory and |is_recursive|
   // is set, it recursively removes all the descendants. If |is_recursive| is
   // not set, it succeeds only when the directory is empty.
   //
   // |callback| must not be null.
   void Remove(const base::FilePath& path,
               bool is_recursive,
               const FileOperationCallback& callback);
 
  private:
   // Part of Remove(). Called after UpdateLocalState() completion.
   void RemoveAfterUpdateLocalState(const FileOperationCallback& callback,
                                    const std::string* local_id,
                                    const ResourceEntry* entry,
                                    const base::FilePath* changed_directory_path,
                                    FileError error);
 
   scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_;
-  OperationObserver* observer_;
+  OperationDelegate* delegate_;
   internal::ResourceMetadata* metadata_;
   internal::FileCache* cache_;
 
   // Note: This should remain the last member so it'll be destroyed and
   // invalidate the weak pointers before any other members are destroyed.
   base::WeakPtrFactory<RemoveOperation> weak_ptr_factory_;
   DISALLOW_COPY_AND_ASSIGN(RemoveOperation);
 };
 
 }  // namespace file_system
 }  // namespace drive
 
 #endif  // CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_REMOVE_OPERATION_H_