Replace DOMWindowProperty in core/ with ContextClient

third_party/WebKit/Source/core/frame/Navigator.h

Index: third_party/WebKit/Source/core/frame/Navigator.h
diff --git a/third_party/WebKit/Source/core/frame/Navigator.h b/third_party/WebKit/Source/core/frame/Navigator.h
index 08f420bd2b1262c54d827131b18cc3cb498c1a79..1b2aabeae66f6e36d09441e97e6f85d9adf7b55d 100644
--- a/third_party/WebKit/Source/core/frame/Navigator.h
+++ b/third_party/WebKit/Source/core/frame/Navigator.h
@@ -21,7 +21,7 @@
 #define Navigator_h
 
 #include "bindings/core/v8/ScriptWrappable.h"
-#include "core/frame/DOMWindowProperty.h"
+#include "core/dom/ContextLifecycleObserver.h"
 #include "core/frame/NavigatorCPU.h"
 #include "core/frame/NavigatorID.h"
 #include "core/frame/NavigatorLanguage.h"
@@ -42,7 +42,7 @@ class Navigator final : public GarbageCollected<Navigator>,
                         public NavigatorLanguage,
                         public NavigatorOnLine,
                         public ScriptWrappable,
-                        public DOMWindowProperty,
+                        public ContextClient,
                         public Supplementable<Navigator> {
   DEFINE_WRAPPERTYPEINFO();
   USING_GARBAGE_COLLECTED_MIXIN(Navigator);