net: Add NET_API to url_request.

net/url_request/url_request_job_tracker.h

 // 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.
 
 #ifndef NET_URL_REQUEST_URL_REQUEST_JOB_TRACKER_H_
 #define NET_URL_REQUEST_URL_REQUEST_JOB_TRACKER_H_
 #pragma once
 
 #include <vector>
 
 #include "base/observer_list.h"
+#include "net/base/net_api.h"
 #include "net/url_request/url_request_status.h"
 
 class GURL;
 
 namespace net {
 class URLRequestJob;
 
 // This class maintains a list of active URLRequestJobs for debugging purposes.
 // This allows us to warn on leaked jobs and also allows an observer to track
 // what is happening, for example, for the network status monitor.
 //
 // NOTE: URLRequest is single-threaded, so this class should only be used
 // onthe same thread where all of the application's URLRequest calls are
 // made.
 //
-class URLRequestJobTracker {
+class NET_API URLRequestJobTracker {
  public:
   typedef std::vector<URLRequestJob*> JobList;
   typedef JobList::const_iterator JobIterator;
 
   // The observer's methods are called on the thread that called AddObserver.
   class JobObserver {
    public:
     virtual ~JobObserver() {}
 
     // Called after the given job has been added to the list
@@ skipping 52 matching lines @@
   }
   JobIterator end() const {
     return active_jobs_.end();
   }
 
  private:
   ObserverList<JobObserver> observers_;
   JobList active_jobs_;
 };
 
-extern URLRequestJobTracker g_url_request_job_tracker;
+NET_API extern URLRequestJobTracker g_url_request_job_tracker;
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_JOB_TRACKER_H_