Remove use of deprecated MessageLoop methods in content.

content/browser/service_worker/service_worker_client_utils.cc

 // Copyright 2015 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 "content/browser/service_worker/service_worker_client_utils.h"
 
 #include <algorithm>
 #include <tuple>
 
+#include "base/location.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
+#include "base/single_thread_task_runner.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "content/browser/frame_host/frame_tree_node.h"
 #include "content/browser/frame_host/render_frame_host_impl.h"
 #include "content/browser/service_worker/service_worker_context_core.h"
 #include "content/browser/service_worker/service_worker_context_wrapper.h"
 #include "content/browser/service_worker/service_worker_provider_host.h"
 #include "content/browser/service_worker/service_worker_version.h"
 #include "content/browser/storage_partition_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/common/service_worker/service_worker_client_info.h"
 #include "content/common/service_worker/service_worker_types.h"
@@ skipping 58 matching lines @@
   void RunCallback(int render_process_id, int render_frame_id) {
     // After running the callback, |this| will stop observing, thus
     // web_contents() should return nullptr and |RunCallback| should no longer
     // be called. Then, |this| will self destroy.
     DCHECK(web_contents());
 
     BrowserThread::PostTask(
         BrowserThread::IO, FROM_HERE,
         base::Bind(callback_, render_process_id, render_frame_id));
     Observe(nullptr);
-    base::MessageLoop::current()->DeleteSoon(FROM_HERE, this);
+    base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE, this);
   }
 
   int frame_tree_node_id_;
   const OpenURLCallback callback_;
 
   DISALLOW_COPY_AND_ASSIGN(OpenURLObserver);
 };
 
 ServiceWorkerClientInfo GetWindowClientInfoOnUI(
     int render_process_id,
@@ skipping 387 matching lines @@
     GetWindowClients(controller, options, callback);
     return;
   }
 
   GetNonWindowClients(controller, options, &clients);
   DidGetClients(callback, &clients);
 }
 
 }  // namespace service_worker_client_utils
 }  // namespace content