Make DOMWindowProperty::m_frame private

third_party/WebKit/Source/core/timing/Performance.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2012 Intel 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.
@@ skipping 63 matching lines @@
 }
 
 MemoryInfo* Performance::memory()
 {
     return MemoryInfo::create();
 }
 
 PerformanceNavigation* Performance::navigation() const
 {
     if (!m_navigation)
-        m_navigation = PerformanceNavigation::create(m_frame);
+        m_navigation = PerformanceNavigation::create(frame());
 
     return m_navigation.get();
 }
 
 PerformanceTiming* Performance::timing() const
 {
     if (!m_timing)
-        m_timing = PerformanceTiming::create(m_frame);
+        m_timing = PerformanceTiming::create(frame());
 
     return m_timing.get();
 }
 
 void Performance::updateLongTaskInstrumentation()
 {
     if (hasObserverFor(PerformanceEntry::LongTask) && !m_longTaskInspectorAgent) {
         m_longTaskInspectorAgent = new InspectorWebPerfAgent(
             InspectedFrames::create(frame()));
         m_longTaskInspectorAgent->enable();
     } else if (!hasObserverFor(PerformanceEntry::LongTask) && m_longTaskInspectorAgent) {
         m_longTaskInspectorAgent->disable();
         m_longTaskInspectorAgent = nullptr;
     }
 }
 
 DEFINE_TRACE(Performance)
 {
     visitor->trace(m_navigation);
     visitor->trace(m_timing);
     visitor->trace(m_longTaskInspectorAgent);
     DOMWindowProperty::trace(visitor);
     PerformanceBase::trace(visitor);
 }
 
 } // namespace blink