base::Bind: Convert AppCacheService::GetAllAppCacheInfo.

chrome/browser/browsing_data_appcache_helper.h

Index: chrome/browser/browsing_data_appcache_helper.h
diff --git a/chrome/browser/browsing_data_appcache_helper.h b/chrome/browser/browsing_data_appcache_helper.h
index 7f97b9c52d17f3a3b46a630e926c1191f2859566..a5f703ab1957dac53c1930dd2b6b0eb5882a5a9d 100644
--- a/chrome/browser/browsing_data_appcache_helper.h
+++ b/chrome/browser/browsing_data_appcache_helper.h
@@ -9,6 +9,7 @@
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/browser/appcache/chrome_appcache_service.h"
+#include "net/base/completion_callback.h"
 #include "googleurl/src/gurl.h"
 
 class Profile;
@@ -41,8 +42,7 @@ class BrowsingDataAppCacheHelper
 
   bool is_fetching_;
   scoped_refptr<ChromeAppCacheService> appcache_service_;
-  scoped_refptr<net::CancelableOldCompletionCallback<BrowsingDataAppCacheHelper> >
-      appcache_info_callback_;
+  net::CancelableCompletionCallback appcache_info_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowsingDataAppCacheHelper);
 };