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

third_party/WebKit/Source/core/fileapi/FileReader.cpp

 /*
  * Copyright (C) 2010 Google Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 75 matching lines @@
     return controller;
   }
 
   enum FinishReaderType { DoNotRunPendingReaders, RunPendingReaders };
 
   static void pushReader(ExecutionContext* context, FileReader* reader) {
     ThrottlingController* controller = from(context);
     if (!controller)
       return;
 
-    probe::asyncTaskScheduled(context, "FileReader", reader, true);
+    probe::asyncTaskScheduled(context, "FileReader", reader);
     controller->pushReader(reader);
   }
 
   static FinishReaderType removeReader(ExecutionContext* context,
                                        FileReader* reader) {
     ThrottlingController* controller = from(context);
     if (!controller)
       return DoNotRunPendingReaders;
 
     return controller->removeReader(reader);
@@ skipping 338 matching lines @@
       ThrottlingController::removeReader(getExecutionContext(), this);
 
   fireEvent(EventTypeNames::error);
   fireEvent(EventTypeNames::loadend);
 
   // All possible events have fired and we're done, no more pending activity.
   ThrottlingController::finishReader(getExecutionContext(), this, finalStep);
 }
 
 void FileReader::fireEvent(const AtomicString& type) {
-  probe::AsyncTask asyncTask(getExecutionContext(), this);
+  probe::AsyncTask asyncTask(getExecutionContext(), this, "event");
   if (!m_loader) {
     dispatchEvent(ProgressEvent::create(type, false, 0, 0));
     return;
   }
 
   if (m_loader->totalBytes() >= 0)
     dispatchEvent(ProgressEvent::create(type, true, m_loader->bytesLoaded(),
                                         m_loader->totalBytes()));
   else
     dispatchEvent(
         ProgressEvent::create(type, false, m_loader->bytesLoaded(), 0));
 }
 
 DEFINE_TRACE(FileReader) {
   visitor->trace(m_error);
   EventTargetWithInlineData::trace(visitor);
   ContextLifecycleObserver::trace(visitor);
 }
 
 }  // namespace blink