Adding WebVR temporary presentation handling on mobile

third_party/WebKit/Source/modules/vr/VRDisplayEvent.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 VRDisplayEvent_h
+#define VRDisplayEvent_h
+
+#include "modules/EventModules.h"
+#include "modules/vr/VRDisplay.h"
+#include "modules/vr/VRDisplayEventInit.h"
+
+namespace blink {
+
+class VRDisplayEvent final : public Event {
+    DEFINE_WRAPPERTYPEINFO();
+public:
+    static VRDisplayEvent* create()
+    {
+        return new VRDisplayEvent;
+    }
+    static VRDisplayEvent* create(const AtomicString& type, bool canBubble, bool cancelable, VRDisplay* display, String reason)
+    {
+        return new VRDisplayEvent(type, canBubble, cancelable, display, reason);
+    }
+    static VRDisplayEvent* create(const AtomicString& type, const VRDisplayEventInit& initializer)
+    {
+        return new VRDisplayEvent(type, initializer);
+    }
+
+    ~VRDisplayEvent() override;
+
+    VRDisplay* display() const { return m_display.get(); }
+    const String& reason() const { return m_reason; }
+
+    const AtomicString& interfaceName() const override;
+
+    DECLARE_VIRTUAL_TRACE();
+
+private:
+    VRDisplayEvent();
+    VRDisplayEvent(const AtomicString& type, bool canBubble, bool cancelable, VRDisplay*, String);
+    VRDisplayEvent(const AtomicString&, const VRDisplayEventInit&);
+
+    Member<VRDisplay> m_display;
+    String m_reason;
+};
+
+} // namespace blink
+
+#endif // VRDisplayEvent_h