Remove call to IsRunningSequenceOnCurrentThread() in media_file_system_backend.cc

chrome/browser/media_galleries/fileapi/safe_picasa_albums_indexer.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/media_galleries/fileapi/safe_picasa_albums_indexer.h"
 
 #include "base/files/file_util.h"
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "chrome/browser/media_galleries/fileapi/media_file_system_backend.h"
@@ skipping 17 matching lines @@
 }  // namespace
 
 // Picasa INI files are named "picasa.ini" on Picasa for Windows before version
 // 71.18. Later versions and Picasa for Mac uses ".picasa.ini".
 // See: https://support.google.com/picasa/answer/11257?hl=en
 const char kPicasaINIFilenameLegacy[] = "picasa.ini";
 
 SafePicasaAlbumsIndexer::SafePicasaAlbumsIndexer(const AlbumMap& albums,
                                                  const AlbumMap& folders)
     : parser_state_(INITIAL_STATE) {
-  DCHECK(MediaFileSystemBackend::CurrentlyOnMediaTaskRunnerThread());
+  MediaFileSystemBackend::AssertCurrentlyOnMediaSequence();
 
   folders_inis_.reserve(folders.size());
 
   for (AlbumMap::const_iterator it = albums.begin(); it != albums.end(); ++it)
     album_uids_.insert(it->second.uid);
 
   for (AlbumMap::const_iterator it = folders.begin(); it != folders.end(); ++it)
     folders_queue_.push(it->second.path);
 }
 
 void SafePicasaAlbumsIndexer::Start(const DoneCallback& callback) {
-  DCHECK(MediaFileSystemBackend::CurrentlyOnMediaTaskRunnerThread());
+  MediaFileSystemBackend::AssertCurrentlyOnMediaSequence();
   DCHECK(!callback.is_null());
 
   callback_ = callback;
   ProcessFoldersBatch();
 }
 
 SafePicasaAlbumsIndexer::~SafePicasaAlbumsIndexer() {
 }
 
 void SafePicasaAlbumsIndexer::ProcessFoldersBatch() {
-  DCHECK(MediaFileSystemBackend::CurrentlyOnMediaTaskRunnerThread());
+  MediaFileSystemBackend::AssertCurrentlyOnMediaSequence();
 
   for (int i = 0; i < kPicasaINIReadBatchSize && !folders_queue_.empty(); ++i) {
     base::FilePath folder_path = folders_queue_.front();
     folders_queue_.pop();
 
     folders_inis_.push_back(FolderINIContents());
 
     bool ini_read =
         base::ReadFileToString(
             folder_path.AppendASCII(kPicasaINIFilename),
@@ skipping 63 matching lines @@
   IPC_BEGIN_MESSAGE_MAP(SafePicasaAlbumsIndexer, message)
     IPC_MESSAGE_HANDLER(
         ChromeUtilityHostMsg_IndexPicasaAlbumsContents_Finished,
         OnIndexPicasaAlbumsContentsFinished)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 }  // namespace picasa