Remove task.h and finish base::Bind() migration.

chrome/browser/extensions/extension_devtools_manager.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/extensions/extension_devtools_manager.h"
 
 #include "base/message_loop.h"
 #include "base/string_util.h"
-#include "base/task.h"
 #include "chrome/browser/extensions/extension_devtools_bridge.h"
 #include "chrome/browser/extensions/extension_devtools_events.h"
 
 ExtensionDevToolsManager::ExtensionDevToolsManager(Profile* profile)
     : profile_(profile),
       ui_loop_(NULL) {
   DCHECK_EQ(MessageLoop::current()->type(), MessageLoop::TYPE_UI);
   ui_loop_ = MessageLoop::current();
 }
 
@@ skipping 43 matching lines @@
 
 void ExtensionDevToolsManager::BridgeClosingForTab(int tab_id) {
   if (tab_id_to_bridge_.count(tab_id) != 0) {
     linked_ptr<ExtensionDevToolsBridge> bridge(tab_id_to_bridge_[tab_id]);
     bridge->UnregisterAsDevToolsClientHost();
     tab_id_to_bridge_.erase(tab_id);
   }
   tab_id_to_render_process_ids_.erase(tab_id);
 }