Update use of TimeDelta in net/*.

net/dns/serial_worker.cc

 // Copyright (c) 2012 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/dns/serial_worker.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/message_loop_proxy.h"
 #include "base/threading/worker_pool.h"
@@ skipping 18 matching lines @@
       if (!base::WorkerPool::PostTask(FROM_HERE, base::Bind(
           &SerialWorker::DoWorkJob, this), false)) {
 #if defined(OS_POSIX)
         // See worker_pool_posix.cc.
         NOTREACHED() << "WorkerPool::PostTask is not expected to fail on posix";
 #else
         LOG(WARNING) << "Failed to WorkerPool::PostTask, will retry later";
         message_loop_->PostDelayedTask(
             FROM_HERE,
             base::Bind(&SerialWorker::RetryWork, this),
-            kWorkerPoolRetryDelayMs);
+            base::TimeDelta::FromMilliseconds(kWorkerPoolRetryDelayMs));
         state_ = WAITING;
         return;
 #endif
       }
       state_ = WORKING;
       return;
     case WORKING:
       // Remember to re-read after |DoRead| finishes.
       state_ = PENDING;
       return;
@@ skipping 45 matching lines @@
       state_ = IDLE;
       WorkNow();
       return;
     default:
       NOTREACHED() << "Unexpected state " << state_;
   }
 }
 
 }  // namespace net