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

chrome/browser/bookmarks/bookmark_drop_info.cc

 // Copyright (c) 2006-2008 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/bookmarks/bookmark_drop_info.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
 
@@ skipping 24 matching lines @@
   GetClientRect(wnd_, &client_rect);
   bool scroll_down = (last_y_ >= client_rect.bottom - views::kAutoscrollSize);
 #else
   // TODO(port): Get the dimensions of the appropriate view/widget.
   NOTIMPLEMENTED();
   bool scroll_down = false;
 #endif
   scroll_up_ = (last_y_ <= top_margin_ + views::kAutoscrollSize);
   if (scroll_up_ || scroll_down) {
     if (!scroll_timer_.IsRunning()) {
-      scroll_timer_.Start(FROM_HERE,
+      scroll_timer_.Start(
           base::TimeDelta::FromMilliseconds(views::kAutoscrollRowTimerMS),
           this,
           &BookmarkDropInfo::Scroll);
     }
   } else {
     scroll_timer_.Stop();
   }
 }
 
 void BookmarkDropInfo::Scroll() {
 #if defined(OS_WIN)
   SendMessage(wnd_, WM_VSCROLL, scroll_up_ ? SB_LINEUP : SB_LINEDOWN, NULL);
   Scrolled();
 #else
   // TODO(port): Scroll the appropriate view/widget.
   NOTIMPLEMENTED();
 #endif
 }