ActiveScriptWrappable: GC wrappers in detached ExecutionContexts.

third_party/WebKit/Source/modules/vr/VRDisplay.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef VRDisplay_h
 #define VRDisplay_h
 
 #include "core/dom/Document.h"
 #include "core/dom/FrameRequestCallback.h"
 #include "core/events/EventTarget.h"
@@ skipping 21 matching lines @@
 class VREyeParameters;
 class VRFrameData;
 class VRStageParameters;
 class VRPose;
 
 class WebGLRenderingContextBase;
 
 enum VREye { VREyeNone, VREyeLeft, VREyeRight };
 
 class VRDisplay final : public EventTargetWithInlineData,
-                        public ActiveScriptWrappable,
+                        public ActiveScriptWrappable<VRDisplay>,
                         public ContextLifecycleObserver,
                         public device::mojom::blink::VRDisplayClient {
   DEFINE_WRAPPERTYPEINFO();
   USING_GARBAGE_COLLECTED_MIXIN(VRDisplay);
   USING_PRE_FINALIZER(VRDisplay, dispose);
 
  public:
   ~VRDisplay();
 
   unsigned displayId() const { return m_displayId; }
@@ skipping 134 matching lines @@
   ServiceInactive = 11,
   RequestDenied = 12,
   PresentationResultMax,  // Must be last member of enum.
 };
 
 void ReportPresentationResult(PresentationResult);
 
 }  // namespace blink
 
 #endif  // VRDisplay_h