[web-ui] Migrate RegisterMessageCallback usage to base::bind().

chrome/browser/ui/webui/task_manager_handler.cc

Index: chrome/browser/ui/webui/task_manager_handler.cc
===================================================================
--- chrome/browser/ui/webui/task_manager_handler.cc	(revision 103795)
+++ chrome/browser/ui/webui/task_manager_handler.cc	(working copy)
@@ -6,6 +6,8 @@
 
 #include <algorithm>
 #include <functional>
+#include "base/bind.h"
+#include "base/bind_helpers.h"
 #include "base/string_number_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/profiles/profile.h"
@@ -297,13 +299,17 @@
 
 void TaskManagerHandler::RegisterMessages() {
   web_ui_->RegisterMessageCallback("killProcess",
-      NewCallback(this, &TaskManagerHandler::HandleKillProcess));
+      base::Bind(&TaskManagerHandler::HandleKillProcess,
+                 base::Unretained(this)));
   web_ui_->RegisterMessageCallback("openAboutMemory",
-      NewCallback(this, &TaskManagerHandler::OpenAboutMemory));
+      base::Bind(&TaskManagerHandler::OpenAboutMemory,
+                 base::Unretained(this)));
   web_ui_->RegisterMessageCallback("enableTaskManager",
-      NewCallback(this, &TaskManagerHandler::EnableTaskManager));
+      base::Bind(&TaskManagerHandler::EnableTaskManager,
+                 base::Unretained(this)));
   web_ui_->RegisterMessageCallback("disableTaskManager",
-      NewCallback(this, &TaskManagerHandler::DisableTaskManager));
+      base::Bind(&TaskManagerHandler::DisableTaskManager,
+                 base::Unretained(this)));
 }
 
 void TaskManagerHandler::HandleKillProcess(const ListValue* indexes) {