Remove DOMWindowProperty

third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp

Index: third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp
diff --git a/third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp b/third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp
index 9a9bab134d6487382fc3b5cb897031117dd4844e..62548b8aa75bf41591ef73bae69a0cade671c2cb 100644
--- a/third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp
+++ b/third_party/WebKit/Source/core/frame/LocalDOMWindow.cpp
@@ -53,7 +53,6 @@
 #include "core/fetch/ResourceFetcher.h"
 #include "core/frame/BarProp.h"
 #include "core/frame/DOMVisualViewport.h"
-#include "core/frame/DOMWindowProperty.h"
 #include "core/frame/EventHandlerRegistry.h"
 #include "core/frame/FrameConsole.h"
 #include "core/frame/FrameView.h"
@@ -479,23 +478,11 @@ MediaQueryList* LocalDOMWindow::matchMedia(const String& media) {
 }
 
 void LocalDOMWindow::frameDestroyed() {
-  for (const auto& domWindowProperty : m_properties)
-    domWindowProperty->frameDestroyed();
-
   resetLocation();
-  m_properties.clear();
   removeAllEventListeners();
   disconnectFromFrame();
 }
 
-void LocalDOMWindow::registerProperty(DOMWindowProperty* property) {
-  m_properties.add(property);
-}
-
-void LocalDOMWindow::unregisterProperty(DOMWindowProperty* property) {
-  m_properties.remove(property);
-}
-
 void LocalDOMWindow::registerEventListenerObserver(
     EventListenerObserver* eventListenerObserver) {
   m_eventListenerObservers.add(eventListenerObserver);
@@ -1609,7 +1596,6 @@ DOMWindow* LocalDOMWindow::open(const String& urlString,
 
 DEFINE_TRACE(LocalDOMWindow) {
   visitor->trace(m_document);
-  visitor->trace(m_properties);
   visitor->trace(m_screen);
   visitor->trace(m_history);
   visitor->trace(m_locationbar);