favor DCHECK_CURRENTLY_ON for better logs in content/browser/[a-d]*

content/browser/download/download_file_impl.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 "content/browser/download/download_file_impl.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
@@ skipping 41 matching lines @@
             bound_net_log),
       default_download_directory_(default_download_directory),
       stream_reader_(stream.Pass()),
       bytes_seen_(0),
       bound_net_log_(bound_net_log),
       observer_(observer),
       weak_factory_(this) {
 }
 
 DownloadFileImpl::~DownloadFileImpl() {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
+  DCHECK_CURRENTLY_ON(BrowserThread::FILE);
   --number_active_objects_;
 }
 
 void DownloadFileImpl::Initialize(const InitializeCallback& callback) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
+  DCHECK_CURRENTLY_ON(BrowserThread::FILE);
 
   update_timer_.reset(new base::RepeatingTimer<DownloadFileImpl>());
   DownloadInterruptReason result =
       file_.Initialize(default_download_directory_);
   if (result != DOWNLOAD_INTERRUPT_REASON_NONE) {
     BrowserThread::PostTask(
         BrowserThread::UI, FROM_HERE, base::Bind(callback, result));
     return;
   }
 
@@ skipping 10 matching lines @@
 
   BrowserThread::PostTask(
       BrowserThread::UI, FROM_HERE, base::Bind(
           callback, DOWNLOAD_INTERRUPT_REASON_NONE));
 
   ++number_active_objects_;
 }
 
 DownloadInterruptReason DownloadFileImpl::AppendDataToFile(
     const char* data, size_t data_len) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
+  DCHECK_CURRENTLY_ON(BrowserThread::FILE);
 
   if (!update_timer_->IsRunning()) {
     update_timer_->Start(FROM_HERE,
                          base::TimeDelta::FromMilliseconds(kUpdatePeriodMs),
                          this, &DownloadFileImpl::SendUpdate);
   }
   rate_estimator_.Increment(data_len);
   return file_.AppendDataToFile(data, data_len);
 }
 
@@ skipping 28 matching lines @@
 bool DownloadFileImpl::ShouldRetryFailedRename(DownloadInterruptReason reason) {
   return reason == DOWNLOAD_INTERRUPT_REASON_FILE_TRANSIENT_ERROR;
 }
 
 void DownloadFileImpl::RenameWithRetryInternal(
     const base::FilePath& full_path,
     RenameOption option,
     int retries_left,
     base::TimeTicks time_of_first_failure,
     const RenameCompletionCallback& callback) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
+  DCHECK_CURRENTLY_ON(BrowserThread::FILE);
 
   base::FilePath new_path(full_path);
 
   if ((option & UNIQUIFY) && full_path != file_.full_path()) {
     int uniquifier =
         base::GetUniquePathNumber(new_path, base::FilePath::StringType());
     if (uniquifier > 0)
       new_path = new_path.InsertBeforeExtensionASCII(
           base::StringPrintf(" (%d)", uniquifier));
   }
@@ skipping 194 matching lines @@
                  observer_, file_.bytes_so_far(), CurrentSpeed(),
                  GetHashState()));
 }
 
 // static
 int DownloadFile::GetNumberOfDownloadFiles() {
   return number_active_objects_;
 }
 
 }  // namespace content