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

chrome/browser/sessions/session_restore.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/sessions/session_restore.h"
 
 #include <algorithm>
 #include <list>
 #include <set>
 #include <vector>
@@ skipping 204 matching lines @@
         // the call would do nothing.
         tab->tab_contents()->WasHidden();
       }
     }
   }
 
   if (!tabs_to_load_.empty()) {
     force_load_timer_.Stop();
     // Each time we load a tab we also set a timer to force us to start loading
     // the next tab if this one doesn't load quickly enough.
-    force_load_timer_.Start(FROM_HERE,
+    force_load_timer_.Start(
         base::TimeDelta::FromMilliseconds(force_load_delay_),
         this, &TabLoader::ForceLoadTimerFired);
   }
 }
 
 void TabLoader::Observe(int type,
                         const NotificationSource& source,
                         const NotificationDetails& details) {
   switch (type) {
 #if defined(OS_CHROMEOS)
@@ skipping 633 matching lines @@
   std::vector<GURL> gurls;
   SessionRestoreImpl restorer(profile,
       static_cast<Browser*>(NULL), true, false, true, gurls);
   restorer.RestoreForeignTab(tab);
 }
 
 // static
 bool SessionRestore::IsRestoring() {
   return restoring;
 }