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

webkit/tools/test_shell/simple_appcache_system.cc

 // Copyright (c) 2011 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 "webkit/tools/test_shell/simple_appcache_system.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
-#include "base/task.h"
 #include "base/synchronization/waitable_event.h"
 #include "webkit/appcache/appcache_interceptor.h"
 #include "webkit/appcache/web_application_cache_host_impl.h"
 #include "webkit/tools/test_shell/simple_resource_loader_bridge.h"
 
 using WebKit::WebApplicationCacheHost;
 using WebKit::WebApplicationCacheHostClient;
 using appcache::WebApplicationCacheHostImpl;
 using appcache::AppCacheBackendImpl;
 using appcache::AppCacheInterceptor;
@@ skipping 431 matching lines @@
 }
 
 void SimpleAppCacheSystem::GetExtraResponseBits(
     net::URLRequest* request, int64* cache_id, GURL* manifest_url) {
   if (is_initialized()) {
     DCHECK(is_io_thread());
     AppCacheInterceptor::GetExtraResponseInfo(
         request, cache_id, manifest_url);
   }
 }