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

chrome/browser/chromeos/customization/customization_document.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/customization/customization_document.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 521 matching lines @@
     } else {
       StartFileFetch();
     }
   }
 }
 
 // static
 void ServicesCustomizationDocument::ReadFileInBackground(
     base::WeakPtr<ServicesCustomizationDocument> self,
     const base::FilePath& file) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
+  DCHECK_CURRENTLY_ON(BrowserThread::FILE);
 
   std::string manifest;
   if (!base::ReadFileToString(file, &manifest)) {
     manifest.clear();
     LOG(ERROR) << "Failed to load services customization manifest from: "
                << file.value();
   }
 
   BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
       base::Bind(&ServicesCustomizationDocument::OnManifesteRead,
@@ skipping 314 matching lines @@
                  base::Passed(applying.Pass()));
   if (!content::BrowserThread::PostBlockingPoolTaskAndReply(
           FROM_HERE, check_file_exists, on_checked_closure)) {
     LOG(WARNING) << "Failed to start check Wallpaper cache exists.";
   }
 }
 
 void ServicesCustomizationDocument::OnCheckedWallpaperCacheExists(
     scoped_ptr<bool> exists,
     scoped_ptr<ServicesCustomizationDocument::ApplyingTask> applying) {
-  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
+  DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   DCHECK(exists);
   DCHECK(applying);
 
   ApplyWallpaper(*exists, applying.Pass());
 }
 
 void ServicesCustomizationDocument::ApplyWallpaper(
     bool default_wallpaper_file_exists,
     scoped_ptr<ServicesCustomizationDocument::ApplyingTask> applying) {
   GURL wallpaper_url;
@@ skipping 69 matching lines @@
   apply_tasks_success_ += success;
 
   if (apply_tasks_started_ != apply_tasks_finished_)
     return;
 
   if (apply_tasks_success_ == apply_tasks_finished_)
     SetApplied(true);
 }
 
 }  // namespace chromeos