net: Add namespace net to URLRequest and URLRequestJob classes.

chrome/browser/extensions/user_script_listener.h

Index: chrome/browser/extensions/user_script_listener.h
diff --git a/chrome/browser/extensions/user_script_listener.h b/chrome/browser/extensions/user_script_listener.h
index 3ac83ed68ca202352b96ddbc7a28ad4426bdca94..f1cdb757460470e9bc228b312163a68ee9752abb 100644
--- a/chrome/browser/extensions/user_script_listener.h
+++ b/chrome/browser/extensions/user_script_listener.h
@@ -13,9 +13,12 @@
 #include "chrome/common/notification_observer.h"
 #include "chrome/common/notification_registrar.h"
 
+namespace net {
+class URLRequest;
+}  // namespace net
+
 class Extension;
 class URLPattern;
-class URLRequest;
 struct GlobalRequestID;
 
 // This class handles delaying of resource loads that depend on unloaded user
@@ -38,7 +41,7 @@ class UserScriptListener
 
   // ResourceQueueDelegate:
   virtual bool ShouldDelayRequest(
-      URLRequest* request,
+      net::URLRequest* request,
       const ResourceDispatcherHostRequestInfo& request_info,
       const GlobalRequestID& request_id);
   virtual void WillShutdownResourceQueue();