[chrome/browser/sync && sync_file_system] favor DCHECK_CURRENTLY_ON for better logs

chrome/browser/sync/glue/sync_backend_host_impl_unittest.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/sync/glue/sync_backend_host_impl.h"
 
 #include <cstddef>
 
 #include "base/files/file_util.h"
 #include "base/location.h"
@@ skipping 242 matching lines @@
                    base::Unretained(this)));
     base::RunLoop run_loop;
     BrowserThread::PostDelayedTask(BrowserThread::UI, FROM_HERE,
                                    run_loop.QuitClosure(),
                                    TestTimeouts::action_timeout());
     run_loop.Run();
     return ready_types;
   }
 
   void IssueRefreshRequest(syncer::ModelTypeSet types) {
-    DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+    DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
     content::NotificationService::current()->Notify(
         chrome::NOTIFICATION_SYNC_REFRESH_LOCAL,
         content::Source<Profile>(profile_),
         content::Details<syncer::ModelTypeSet>(&types));
   }
 
  protected:
   void DownloadReady(syncer::ModelTypeSet succeeded_types,
                      syncer::ModelTypeSet failed_types) {
@@ skipping 514 matching lines @@
       syncer::ModelTypeSet());
   EXPECT_TRUE(
       ready_types.Equals(syncer::Difference(enabled_types_, error_types)));
   EXPECT_FALSE(fake_manager_->GetTypesWithEmptyProgressMarkerToken(
       error_types).Empty());
 }
 
 }  // namespace
 
 }  // namespace browser_sync