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

chrome/browser/ui/gtk/download/download_item_gtk.cc

 // Copyright (c) 2011 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/ui/gtk/download/download_item_gtk.h"
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/metrics/histogram.h"
 #include "base/string_util.h"
@@ skipping 406 matching lines @@
 void DownloadItemGtk::UpdateDownloadProgress() {
   progress_angle_ = (progress_angle_ +
                      download_util::kUnknownIncrementDegrees) %
                     download_util::kMaxDegrees;
   gtk_widget_queue_draw(progress_area_.get());
 }
 
 void DownloadItemGtk::StartDownloadProgress() {
   if (progress_timer_.IsRunning())
     return;
-  progress_timer_.Start(FROM_HERE,
+  progress_timer_.Start(
       base::TimeDelta::FromMilliseconds(download_util::kProgressRateMs), this,
       &DownloadItemGtk::UpdateDownloadProgress);
 }
 
 void DownloadItemGtk::StopDownloadProgress() {
   progress_timer_.Stop();
 }
 
 // Icon loading functions.
 
@@ skipping 436 matching lines @@
   get_download()->DangerousDownloadValidated();
 }
 
 void DownloadItemGtk::OnDangerousDecline(GtkWidget* button) {
   UMA_HISTOGRAM_LONG_TIMES("clickjacking.discard_download",
                            base::Time::Now() - creation_time_);
   if (get_download()->IsPartialDownload())
     get_download()->Cancel(true);
   get_download()->Delete(DownloadItem::DELETE_DUE_TO_USER_DISCARD);
 }