third_party/WebKit/Source/core/testing/NullExecutionContext.cpp

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "config.h"
   6 #include "core/testing/NullExecutionContext.h"
   7
   8 #include "core/dom/ExecutionContextTask.h"
   9 #include "core/events/Event.h"
  10 #include "core/frame/DOMTimer.h"
  11
  12 namespace blink {
  13
  14 namespace {
  15
  16 class NullEventQueue final : public EventQueue {
  17 public:
  18     NullEventQueue() { }
  19     ~NullEventQueue() override { }
  20     bool enqueueEvent(PassRefPtrWillBeRawPtr<Event>) override { return true; }
  21     bool cancelEvent(Event*) override { return true; }
  22     void close() override { }
  23 };
  24
  25 } // namespace
  26
  27 NullExecutionContext::NullExecutionContext()
  28     : m_tasksNeedSuspension(false)
  29     , m_queue(adoptPtrWillBeNoop(new NullEventQueue()))
  30 {
  31 }
  32
  33 void NullExecutionContext::postTask(const WebTraceLocation&, PassOwnPtr<ExecutionContextTask>)
  34 {
  35 }
  36
  37 double NullExecutionContext::timerAlignmentInterval() const
  38 {
  39     return DOMTimer::visiblePageAlignmentInterval();
  40 }
  41
  42 bool NullExecutionContext::isPrivilegedContext(String& errorMessage, const PrivilegeContextCheck privilegeContextCheck) const
  43 {
  44     return true;
  45 }
  46
  47 } // namespace blink