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

net/proxy/dhcp_proxy_script_adapter_fetcher_win_unittest.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 "net/proxy/dhcp_proxy_script_adapter_fetcher_win.h"
 
 #include "base/perftimer.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/test/test_timeouts.h"
 #include "base/timer.h"
@@ skipping 35 matching lines @@
   void Cancel() {
     DhcpProxyScriptAdapterFetcher::Cancel();
     fetcher_ = NULL;
   }
 
   virtual ProxyScriptFetcher* ImplCreateScriptFetcher() OVERRIDE {
     // We don't maintain ownership of the fetcher, it is transferred to
     // the caller.
     fetcher_ = new MockProxyScriptFetcher();
     if (fetcher_delay_ms_ != -1) {
-      fetcher_timer_.Start(FROM_HERE,
+      fetcher_timer_.Start(
           base::TimeDelta::FromMilliseconds(fetcher_delay_ms_),
           this, &MockDhcpProxyScriptAdapterFetcher::OnFetcherTimer);
     }
     return fetcher_;
   }
 
   class DelayingWorkerThread : public WorkerThread {
    public:
     explicit DelayingWorkerThread(
         const base::WeakPtr<DhcpProxyScriptAdapterFetcher>& owner)
@@ skipping 223 matching lines @@
   ASSERT_TRUE(client.fetcher_->DidFinish());
   EXPECT_EQ(OK, client.fetcher_->GetResult());
   EXPECT_EQ(string16(L"-downloadable.pac-\n"), client.fetcher_->GetPacScript());
   EXPECT_EQ(configured_url,
             client.fetcher_->GetPacURL());
 }
 
 }  // namespace
 
 }  // namespace net