favor DCHECK_CURRENTLY_ON for better logs in chrome/browser/chromeos/

chrome/browser/chromeos/drive/file_system/create_file_operation.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/create_file_operation.h"
 
 #include <string>
 
 #include "base/files/file_util.h"
 #include "chrome/browser/chromeos/drive/drive.pb.h"
@@ skipping 60 matching lines @@
 }  // namespace
 
 CreateFileOperation::CreateFileOperation(
     base::SequencedTaskRunner* blocking_task_runner,
     OperationDelegate* delegate,
     internal::ResourceMetadata* metadata)
     : blocking_task_runner_(blocking_task_runner),
       delegate_(delegate),
       metadata_(metadata),
       weak_ptr_factory_(this) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
 }
 
 CreateFileOperation::~CreateFileOperation() {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
 }
 
 void CreateFileOperation::CreateFile(const base::FilePath& file_path,
                                      bool is_exclusive,
                                      const std::string& mime_type,
                                      const FileOperationCallback& callback) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
   DCHECK(!callback.is_null());
 
   ResourceEntry* entry = new ResourceEntry;
   base::PostTaskAndReplyWithResult(
       blocking_task_runner_.get(),
       FROM_HERE,
       base::Bind(&UpdateLocalState,
                  metadata_,
                  file_path,
                  mime_type,
                  entry),
       base::Bind(&CreateFileOperation::CreateFileAfterUpdateLocalState,
                  weak_ptr_factory_.GetWeakPtr(),
                  callback,
                  file_path,
                  is_exclusive,
                  base::Owned(entry)));
 }
 
 void CreateFileOperation::CreateFileAfterUpdateLocalState(
     const FileOperationCallback& callback,
     const base::FilePath& file_path,
     bool is_exclusive,
     ResourceEntry* entry,
     FileError error) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
   DCHECK(!callback.is_null());
 
   if (error == FILE_ERROR_EXISTS) {
     // Error if an exclusive mode is requested, or the entry is not a file.
     error = (is_exclusive ||
              entry->file_info().is_directory() ||
              entry->file_specific_info().is_hosted_document()) ?
         FILE_ERROR_EXISTS : FILE_ERROR_OK;
   } else if (error == FILE_ERROR_OK) {
     DCHECK(!entry->file_info().is_directory());
 
     // Notify delegate if the file was newly created.
     FileChange changed_file;
     changed_file.Update(
         file_path, FileChange::FILE_TYPE_FILE, FileChange::ADD_OR_UPDATE);
     delegate_->OnFileChangedByOperation(changed_file);
     // Synchronize in the background.
     delegate_->OnEntryUpdatedByOperation(ClientContext(BACKGROUND),
                                          entry->local_id());
   }
   callback.Run(error);
 }
 
 }  // namespace file_system
 }  // namespace drive