net: Add namespace net to the remaining files under url_request directory.

net/url_request/url_request_job_tracker.h

Index: net/url_request/url_request_job_tracker.h
diff --git a/net/url_request/url_request_job_tracker.h b/net/url_request/url_request_job_tracker.h
index 4c8ecec9f41bfed2b911026b586ee82815f33785..4a03cf7dec3961d734141337d5639c37b72aa3c7 100644
--- a/net/url_request/url_request_job_tracker.h
+++ b/net/url_request/url_request_job_tracker.h
@@ -40,7 +40,7 @@ class URLRequestJobTracker {
 
     // Called when the given job has completed, before notifying the request
     virtual void OnJobDone(URLRequestJob* job,
-                           const URLRequestStatus& status) = 0;
+                           const net::URLRequestStatus& status) = 0;
 
     // Called when the given job is about to follow a redirect to the given
     // new URL. The redirect type is given in status_code
@@ -77,7 +77,7 @@ class URLRequestJobTracker {
   void RemoveJob(URLRequestJob* job);
 
   // Job status change notifications
-  void OnJobDone(URLRequestJob* job, const URLRequestStatus& status);
+  void OnJobDone(URLRequestJob* job, const net::URLRequestStatus& status);
   void OnJobRedirect(URLRequestJob* job, const GURL& location,
                      int status_code);