Remove deprecated ExecutionContextTask

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

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * Copyright (C) 2012 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 12 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  */
 
 #include "core/dom/ExecutionContext.h"
 
 #include <memory>
 #include "bindings/core/v8/SourceLocation.h"
 #include "bindings/core/v8/V8BindingForCore.h"
-#include "core/dom/ExecutionContextTask.h"
 #include "core/dom/SuspendableObject.h"
 #include "core/dom/TaskRunnerHelper.h"
 #include "core/events/ErrorEvent.h"
 #include "core/events/EventTarget.h"
 #include "core/frame/UseCounter.h"
 #include "core/html/PublicURLManager.h"
 #include "core/inspector/ConsoleMessage.h"
 #include "core/probe/CoreProbes.h"
 #include "core/workers/WorkerGlobalScope.h"
 #include "core/workers/WorkerThread.h"
@@ skipping 195 matching lines @@
 }
 
 DEFINE_TRACE(ExecutionContext) {
   visitor->Trace(public_url_manager_);
   visitor->Trace(pending_exceptions_);
   ContextLifecycleNotifier::Trace(visitor);
   Supplementable<ExecutionContext>::Trace(visitor);
 }
 
 }  // namespace blink