Add support of vrdisplayconnect and vrdisplaydisconnect event

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

Index: third_party/WebKit/Source/modules/vr/NavigatorVR.h
diff --git a/third_party/WebKit/Source/modules/vr/NavigatorVR.h b/third_party/WebKit/Source/modules/vr/NavigatorVR.h
index 4a4b2a3e8d64dfeeb5a4d6bbd9d50ad63cab8297..7b1662ab596bc5a1f3a3525ae54453ac67a38aae 100644
--- a/third_party/WebKit/Source/modules/vr/NavigatorVR.h
+++ b/third_party/WebKit/Source/modules/vr/NavigatorVR.h
@@ -10,6 +10,7 @@
 #include "modules/ModulesExport.h"
 #include "modules/vr/VRDisplay.h"
 #include "modules/vr/VRDisplayEvent.h"
+#include "platform/AsyncMethodRunner.h"
 #include "platform/Supplementable.h"
 #include "platform/heap/Handle.h"
 #include "public/platform/WebVector.h"
@@ -35,6 +36,8 @@ public:
     VRController* controller();
     Document* document();
 
+    void fireVREvent(VRDisplayEvent*);
+
     DECLARE_VIRTUAL_TRACE();
 
 private:
@@ -47,7 +50,14 @@ private:
 
     void fireVRDisplayPresentChange(VRDisplay*);
 
+    void dispatchOneEvent();
+
+    bool isVREvent(const AtomicString&);
+
     Member<VRController> m_controller;
+    bool m_hasEventListener;
+    HeapDeque<Member<VRDisplayEvent>> m_pendingEvents;
+    Member<AsyncMethodRunner<NavigatorVR>> m_dispatchOneEventRunner;

[bajones, 2016/09/09 05:53:00]

Looks like the only change actually needed in this file is the addition of
fireVREvent. Please remove the rest.

 };
 
 } // namespace blink