base::Bind: Convert HostResolver::Resolve.

BUG=none
TEST=none

R=willchan@chromium.org

Review URL: http://codereview.chromium.org/8549004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@110333 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 6 insertions, 10 deletions

diff --git a/jingle/notifier/communicator/xmpp_connection_generator.cc b/jingle/notifier/communicator/xmpp_connection_generator.cc
index 5a234e7..b19d16b 100644
--- a/jingle/notifier/communicator/xmpp_connection_generator.cc
+++ b/jingle/notifier/communicator/xmpp_connection_generator.cc
@@ -20,6 +20,7 @@
 
 #include <vector>
 
+#include "base/bind.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/logging.h"
@@ -45,10 +46,6 @@ XmppConnectionGenerator::XmppConnectionGenerator(
     const ServerList& servers)
     : delegate_(delegate),
       host_resolver_(host_resolver),
-      resolve_callback_(
-          ALLOW_THIS_IN_INITIALIZER_LIST(
-              NewCallback(this,
-                          &XmppConnectionGenerator::OnServerDNSResolved))),
       settings_list_(new ConnectionSettingsList()),
       settings_index_(0),
       servers_(servers),
@@ -126,12 +123,13 @@ void XmppConnectionGenerator::UseNextConnection() {
       net::HostResolver::RequestInfo request_info(server);
       int status =
           host_resolver_.Resolve(
-              request_info, &address_list_, resolve_callback_.get(),
+              request_info, &address_list_,
+              base::Bind(&XmppConnectionGenerator::OnServerDNSResolved,
+                         base::Unretained(this)),
               bound_net_log_);
-      if (status == net::ERR_IO_PENDING) {
-        // resolve_callback_ will call us when it's called.
+      if (status == net::ERR_IO_PENDING)  // OnServerDNSResolved will be called.
         return;
-      }
+
       HandleServerDNSResolved(status);
     } else {
       // We are not resolving DNS here (DNS will be resolved by a lower layer).
diff --git a/jingle/notifier/communicator/xmpp_connection_generator.h b/jingle/notifier/communicator/xmpp_connection_generator.h
index 1100575..9f3ad79 100644
--- a/jingle/notifier/communicator/xmpp_connection_generator.h
+++ b/jingle/notifier/communicator/xmpp_connection_generator.h
@@ -9,7 +9,6 @@
 
 #include "base/memory/scoped_ptr.h"
 #include "net/base/address_list.h"
-#include "net/base/completion_callback.h"
 #include "net/base/host_resolver.h"
 #include "net/base/net_log.h"
 #include "net/base/single_request_host_resolver.h"
@@ -65,7 +64,6 @@ class XmppConnectionGenerator {
 
   Delegate* delegate_;
   net::SingleRequestHostResolver host_resolver_;
-  scoped_ptr<net::OldCompletionCallback> resolve_callback_;
   net::AddressList address_list_;
   net::BoundNetLog bound_net_log_;
   scoped_ptr<ConnectionSettingsList> settings_list_;