Remove use of deprecated MessageLoop methods in components.

components/dom_distiller/core/task_tracker.cc

 // Copyright 2013 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 "components/dom_distiller/core/task_tracker.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/auto_reset.h"
 #include "base/location.h"
-#include "base/message_loop/message_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "components/dom_distiller/core/distilled_content_store.h"
 #include "components/dom_distiller/core/proto/distilled_article.pb.h"
 #include "components/dom_distiller/core/proto/distilled_page.pb.h"
 
 namespace dom_distiller {
 
 ViewerHandle::ViewerHandle(CancelCallback callback)
     : cancel_callback_(callback) {}
@@ skipping 124 matching lines @@
     return;
   }
 
   DistilledArticleReady(std::move(distilled_article));
   if (content_ready_) {
     AddDistilledContentToStore(*distilled_article_);
   }
 
   // 'distiller_ != null' is used as a signal that distillation is in progress,
   // so it needs to be released so that we know distillation is done.
-  base::MessageLoop::current()->DeleteSoon(FROM_HERE, distiller_.release());
+  base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE,
+                                                  distiller_.release());
 
   ContentSourceFinished();
 }
 
 void TaskTracker::CancelPendingSources() {
   if (distiller_) {
-    base::MessageLoop::current()->DeleteSoon(FROM_HERE, distiller_.release());
+    base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE,
+                                                    distiller_.release());
   }
 }
 
 void TaskTracker::OnBlobFetched(
     bool success,
     std::unique_ptr<DistilledArticleProto> distilled_article) {
   blob_fetcher_running_ = false;
 
   if (content_ready_) {
     return;
@@ skipping 74 matching lines @@
 void TaskTracker::AddDistilledContentToStore(
     const DistilledArticleProto& content) {
   if (content_store_) {
     content_store_->SaveContent(
         entry_, content, DistilledContentStore::SaveCallback());
   }
 }
 
 
 }  // namespace dom_distiller