Revert "Currently, base/timer.cc calls PostTask with FROM_HERE as the Location,

content/browser/download/download_file_manager.cc

Index: content/browser/download/download_file_manager.cc
diff --git a/content/browser/download/download_file_manager.cc b/content/browser/download/download_file_manager.cc
index 0df8a3f174d752b680411c3d7dfb89d2ee82bfd9..f21c67b13556b7175d7f4389bfe59761213b5a18 100644
--- a/content/browser/download/download_file_manager.cc
+++ b/content/browser/download/download_file_manager.cc
@@ -88,8 +88,7 @@ DownloadFile* DownloadFileManager::GetDownloadFile(int id) {
 void DownloadFileManager::StartUpdateTimer() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
   if (!update_timer_.IsRunning()) {
-    update_timer_.Start(FROM_HERE,
-                        base::TimeDelta::FromMilliseconds(kUpdatePeriodMs),
+    update_timer_.Start(base::TimeDelta::FromMilliseconds(kUpdatePeriodMs),
                         this, &DownloadFileManager::UpdateInProgressDownloads);
   }
 }