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

chrome/browser/alternate_nav_url_fetcher.h

Index: chrome/browser/alternate_nav_url_fetcher.h
diff --git a/chrome/browser/alternate_nav_url_fetcher.h b/chrome/browser/alternate_nav_url_fetcher.h
index 785f34ac806e82e26dab8af8e86e051d1fee8687..7f573ddc3c460fabfe038299f8b0b2262308a965 100644
--- a/chrome/browser/alternate_nav_url_fetcher.h
+++ b/chrome/browser/alternate_nav_url_fetcher.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -51,7 +51,7 @@ class AlternateNavURLFetcher : public NotificationObserver,
   // URLFetcher::Delegate
   virtual void OnURLFetchComplete(const URLFetcher* source,
                                   const GURL& url,
-                                  const URLRequestStatus& status,
+                                  const net::URLRequestStatus& status,
                                   int response_code,
                                   const ResponseCookies& cookies,
                                   const std::string& data);
@@ -67,7 +67,7 @@ class AlternateNavURLFetcher : public NotificationObserver,
   // Sets |state_| to either SUCCEEDED or FAILED depending on the result of the
   // fetch.
   void SetStatusFromURLFetch(const GURL& url,
-                             const URLRequestStatus& status,
+                             const net::URLRequestStatus& status,
                              int response_code);
 
   // Displays the infobar if all conditions are met (the page has loaded and