Wrapped PassRefPtrs in move where passed to RefPtr constructor.

third_party/WebKit/Source/core/events/PopStateEvent.cpp

 /*
  * Copyright (C) 2009 Apple 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 26 matching lines @@
 PopStateEvent::PopStateEvent(const AtomicString& type,
                              const PopStateEventInit& initializer)
     : Event(type, initializer), m_history(nullptr) {
   if (initializer.hasState())
     m_state = initializer.state();
 }
 
 PopStateEvent::PopStateEvent(PassRefPtr<SerializedScriptValue> serializedState,
                              History* history)
     : Event(EventTypeNames::popstate, false, true),
-      m_serializedState(serializedState),
+      m_serializedState(std::move(serializedState)),
       m_history(history) {}
 
 PopStateEvent::~PopStateEvent() {}
 
 PopStateEvent* PopStateEvent::create() {
   return new PopStateEvent;
 }
 
 PopStateEvent* PopStateEvent::create(
     PassRefPtr<SerializedScriptValue> serializedState,
     History* history) {
   return new PopStateEvent(std::move(serializedState), history);
 }
 
 PopStateEvent* PopStateEvent::create(const AtomicString& type,
                                      const PopStateEventInit& initializer) {
   return new PopStateEvent(type, initializer);
 }
 
 const AtomicString& PopStateEvent::interfaceName() const {
   return EventNames::PopStateEvent;
 }
 
 DEFINE_TRACE(PopStateEvent) {
   visitor->trace(m_history);
   Event::trace(visitor);
 }
 
 }  // namespace blink