Removed eroneous DCHECK in CheckPingStatus

net/spdy/spdy_session.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/spdy/spdy_session.h"
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/memory/linked_ptr.h"
 #include "base/message_loop.h"
@@ skipping 1594 matching lines @@
 
   DCHECK(check_ping_status_pending_);
 
   const base::TimeDelta kHungInterval =
       base::TimeDelta::FromMilliseconds(hung_interval_ms_);
 
   base::TimeTicks now = base::TimeTicks::Now();
   base::TimeDelta delay = kHungInterval - (now - received_data_time_);
 
   if (delay.InMilliseconds() < 0 || received_data_time_ < last_check_time) {
-    DCHECK(now - received_data_time_ > kHungInterval);
     CloseSessionOnError(net::ERR_SPDY_PING_FAILED, true);
     return;
   }
 
   // Check the status of connection after a delay.
   MessageLoop::current()->PostDelayedTask(
       FROM_HERE,
       method_factory_.NewRunnableMethod(&SpdySession::CheckPingStatus, now),
       delay.InMilliseconds());
 }
@@ skipping 79 matching lines @@
   if (it == pending_callback_map_.end())
     return;
 
   OldCompletionCallback* callback = it->second.callback;
   int result = it->second.result;
   pending_callback_map_.erase(it);
   callback->Run(result);
 }
 
 }  // namespace net