Rename OperationObserver to OperationDelegate

chrome/browser/chromeos/drive/file_system/remove_operation.cc

 // 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.
 
 #include "chrome/browser/chromeos/drive/file_system/remove_operation.h"
 
 #include "base/sequenced_task_runner.h"
 #include "chrome/browser/chromeos/drive/drive.pb.h"
 #include "chrome/browser/chromeos/drive/file_cache.h"
 #include "chrome/browser/chromeos/drive/file_change.h"
-#include "chrome/browser/chromeos/drive/file_system/operation_observer.h"
+#include "chrome/browser/chromeos/drive/file_system/operation_delegate.h"
 #include "chrome/browser/chromeos/drive/file_system_util.h"
 #include "chrome/browser/chromeos/drive/resource_metadata.h"
 #include "content/public/browser/browser_thread.h"
 
 using content::BrowserThread;
 
 namespace drive {
 namespace file_system {
 
 namespace {
@@ skipping 32 matching lines @@
 
   // Move to the trash.
   entry->set_parent_local_id(util::kDriveTrashDirLocalId);
   return metadata->RefreshEntry(*entry);
 }
 
 }  // namespace
 
 RemoveOperation::RemoveOperation(
     base::SequencedTaskRunner* blocking_task_runner,
-    OperationObserver* observer,
+    OperationDelegate* delegate,
     internal::ResourceMetadata* metadata,
     internal::FileCache* cache)
     : blocking_task_runner_(blocking_task_runner),
-      observer_(observer),
+      delegate_(delegate),
       metadata_(metadata),
       cache_(cache),
       weak_ptr_factory_(this) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 }
 
 RemoveOperation::~RemoveOperation() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 }
 
@@ skipping 31 matching lines @@
     const ResourceEntry* entry,
     const base::FilePath* changed_path,
     FileError error) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   DCHECK(!callback.is_null());
 
   if (!changed_path->empty()) {
     FileChange changed_file;
     changed_file.Update(*changed_path, *entry, FileChange::DELETE);
     if (error == FILE_ERROR_OK) {
-      observer_->OnFileChangedByOperation(changed_file);
-      observer_->OnEntryUpdatedByOperation(*local_id);
+      delegate_->OnFileChangedByOperation(changed_file);
+      delegate_->OnEntryUpdatedByOperation(*local_id);
     }
   }
 
   callback.Run(error);
 }
 
 }  // namespace file_system
 }  // namespace drive