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

webkit/quota/quota_manager.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 "webkit/quota/quota_manager.h"
 
 #include <algorithm>
 #include <deque>
 #include <set>
 
@@ skipping 489 matching lines @@
         set_db_disabled(true);
       }
     }
     if (!db_disabled())
       need_initialize_origins_ = !database()->IsOriginDatabaseBootstrapped();
   }
 
   virtual void DatabaseTaskCompleted() OVERRIDE {
     manager()->need_initialize_origins_ = need_initialize_origins_;
     manager()->DidInitializeTemporaryGlobalQuota(temporary_storage_quota_);
-    manager()->histogram_timer_.Start(FROM_HERE,
-                                      QuotaManager::kReportHistogramInterval,
+    manager()->histogram_timer_.Start(QuotaManager::kReportHistogramInterval,
                                       manager(),
                                       &QuotaManager::ReportHistogram);
   }
 
  private:
   FilePath profile_path_;
   bool is_incognito_;
   bool need_initialize_origins_;
   int64 temporary_storage_quota_;
 };
@@ skipping 1045 matching lines @@
 
 QuotaManagerProxy::QuotaManagerProxy(
     QuotaManager* manager, base::MessageLoopProxy* io_thread)
     : manager_(manager), io_thread_(io_thread) {
 }
 
 QuotaManagerProxy::~QuotaManagerProxy() {
 }
 
 }  // namespace quota