Replace DOMWindowProperty in Navigator supplements with ContextClient

third_party/WebKit/Source/modules/webmidi/NavigatorWebMIDI.h

Index: third_party/WebKit/Source/modules/webmidi/NavigatorWebMIDI.h
diff --git a/third_party/WebKit/Source/modules/webmidi/NavigatorWebMIDI.h b/third_party/WebKit/Source/modules/webmidi/NavigatorWebMIDI.h
index 00c239e548ad363cb049e9cc663d96c8e7e09148..cc1a1d84ad3ab7f68a533f755601f528d43bd5a9 100644
--- a/third_party/WebKit/Source/modules/webmidi/NavigatorWebMIDI.h
+++ b/third_party/WebKit/Source/modules/webmidi/NavigatorWebMIDI.h
@@ -32,7 +32,7 @@
 #define NavigatorWebMIDI_h
 
 #include "bindings/core/v8/ScriptPromise.h"
-#include "core/frame/DOMWindowProperty.h"
+#include "core/dom/ContextLifecycleObserver.h"
 #include "modules/webmidi/MIDIOptions.h"
 #include "platform/Supplementable.h"
 #include "platform/heap/Handle.h"
@@ -43,7 +43,7 @@ class Navigator;
 
 class NavigatorWebMIDI final : public GarbageCollected<NavigatorWebMIDI>,
                                public Supplement<Navigator>,
-                               public DOMWindowProperty {
+                               public ContextClient {
   USING_GARBAGE_COLLECTED_MIXIN(NavigatorWebMIDI);
 
  public: