DevTools: move recurring flag into AsyncTask, control cancelation from embedder only.

third_party/WebKit/Source/core/dom/Document.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All
  * rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
  * Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
@@ skipping 4458 matching lines @@
   if (m_passwordCount > 0) {
     sensitiveInputServicePtr->PasswordFieldVisibleInInsecureContext();
     return;
   }
   sensitiveInputServicePtr->AllPasswordFieldsInInsecureContextInvisible();
 }
 
 void Document::runExecutionContextTask(
     std::unique_ptr<ExecutionContextTask> task,
     bool isInstrumented) {
-  probe::AsyncTask asyncTask(this, task.get(), isInstrumented);
+  probe::AsyncTask asyncTask(this, task.get(), nullptr, isInstrumented);
   task->performTask(this);
 }
 
 void Document::registerEventFactory(
     std::unique_ptr<EventFactoryBase> eventFactory) {
   DCHECK(!eventFactories().contains(eventFactory.get()));
   eventFactories().insert(std::move(eventFactory));
 }
 
 Event* Document::createEvent(ScriptState* scriptState,
@@ skipping 2188 matching lines @@
 }
 
 void showLiveDocumentInstances() {
   WeakDocumentSet& set = liveDocumentSet();
   fprintf(stderr, "There are %u documents currently alive:\n", set.size());
   for (blink::Document* document : set)
     fprintf(stderr, "- Document %p URL: %s\n", document,
             document->url().getString().utf8().data());
 }
 #endif