base::Bind: Convert net::NetworkDelegate.

chrome/browser/extensions/extension_webrequest_api.h

Index: chrome/browser/extensions/extension_webrequest_api.h
diff --git a/chrome/browser/extensions/extension_webrequest_api.h b/chrome/browser/extensions/extension_webrequest_api.h
index ba1526520ea5fc97e3a23a19fc12321420a395b0..24236132c3930478590d6e4b7b894555866d008d 100644
--- a/chrome/browser/extensions/extension_webrequest_api.h
+++ b/chrome/browser/extensions/extension_webrequest_api.h
@@ -132,7 +132,7 @@ class ExtensionWebRequestEventRouter {
   int OnBeforeRequest(void* profile,
                       ExtensionInfoMap* extension_info_map,
                       net::URLRequest* request,
-                      net::OldCompletionCallback* callback,
+                      const net::CompletionCallback& callback,
                       GURL* new_url);
 
   // Dispatches the onBeforeSendHeaders event. This is fired for HTTP(s)
@@ -142,7 +142,7 @@ class ExtensionWebRequestEventRouter {
   int OnBeforeSendHeaders(void* profile,
                           ExtensionInfoMap* extension_info_map,
                           net::URLRequest* request,
-                          net::OldCompletionCallback* callback,
+                          const net::CompletionCallback& callback,
                           net::HttpRequestHeaders* headers);
 
   // Dispatches the onSendHeaders event. This is fired for HTTP(s) requests
@@ -165,7 +165,7 @@ class ExtensionWebRequestEventRouter {
       void* profile,
       ExtensionInfoMap* extension_info_map,
       net::URLRequest* request,
-      net::OldCompletionCallback* callback,
+      const net::CompletionCallback& callback,
       net::HttpResponseHeaders* original_response_headers,
       scoped_refptr<net::HttpResponseHeaders>* override_response_headers);