1 files changed, 72 insertions, 0 deletions
diff --git a/chromium/third_party/blink/renderer/modules/xr/xr.h b/chromium/third_party/blink/renderer/modules/xr/xr.h
new file mode 100644
index 00000000000..777e54f98b2
--- /dev/null
+++ b/chromium/third_party/blink/renderer/modules/xr/xr.h
@@ -0,0 +1,72 @@
+// Copyright 2017 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 THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_H_
+#define THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_H_
+
+#include "device/vr/public/mojom/vr_service.mojom-blink.h"
+#include "mojo/public/cpp/bindings/binding.h"
+#include "third_party/blink/public/platform/web_callbacks.h"
+#include "third_party/blink/renderer/bindings/core/v8/script_promise.h"
+#include "third_party/blink/renderer/core/dom/context_lifecycle_observer.h"
+#include "third_party/blink/renderer/core/dom/events/event_target.h"
+#include "third_party/blink/renderer/core/page/focus_changed_observer.h"
+#include "third_party/blink/renderer/platform/heap/handle.h"
+#include "third_party/blink/renderer/platform/wtf/forward.h"
+
+namespace blink {
+
+class ScriptPromiseResolver;
+class XRDevice;
+
+class XR final : public EventTargetWithInlineData,
+                 public ContextLifecycleObserver,
+                 public device::mojom::blink::VRServiceClient,
+                 public FocusChangedObserver {
+  DEFINE_WRAPPERTYPEINFO();
+  USING_GARBAGE_COLLECTED_MIXIN(XR);
+
+ public:
+  static XR* Create(LocalFrame& frame) { return new XR(frame); }
+
+  DEFINE_ATTRIBUTE_EVENT_LISTENER(devicechange);
+
+  ScriptPromise requestDevice(ScriptState*);
+
+  // XRServiceClient overrides.
+  void OnDisplayConnected(device::mojom::blink::VRMagicWindowProviderPtr,
+                          device::mojom::blink::VRDisplayHostPtr,
+                          device::mojom::blink::VRDisplayClientRequest,
+                          device::mojom::blink::VRDisplayInfoPtr) override;
+
+  // EventTarget overrides.
+  ExecutionContext* GetExecutionContext() const override;
+  const AtomicString& InterfaceName() const override;
+
+  // ContextLifecycleObserver overrides.
+  void ContextDestroyed(ExecutionContext*) override;
+  void Trace(blink::Visitor*) override;
+
+  // FocusChangedObserver overrides.
+  void FocusedFrameChanged() override;
+  bool IsFrameFocused();
+
+ private:
+  explicit XR(LocalFrame& frame);
+
+  void OnDevicesSynced();
+  void ResolveRequestDevice();
+  void Dispose();
+
+  bool devices_synced_;
+
+  HeapVector<Member<XRDevice>> devices_;
+  Member<ScriptPromiseResolver> pending_devices_resolver_;
+  device::mojom::blink::VRServicePtr service_;
+  mojo::Binding<device::mojom::blink::VRServiceClient> binding_;
+};
+
+}  // namespace blink
+
+#endif  // THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_H_