mojo VR interface simplified

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

Index: third_party/WebKit/Source/modules/vr/VRController.h
diff --git a/third_party/WebKit/Source/modules/vr/VRController.h b/third_party/WebKit/Source/modules/vr/VRController.h
index 9c8b5b85f09bbc8588cff718159b02d1ab312247..064b33a7855425fbaf93ce750af9c8a124cd1cae 100644
--- a/third_party/WebKit/Source/modules/vr/VRController.h
+++ b/third_party/WebKit/Source/modules/vr/VRController.h
@@ -32,33 +32,14 @@ class VRController final : public GarbageCollectedFinalized<VRController>,
 
   // VRService.
   void getDisplays(ScriptPromiseResolver*);
-  device::blink::VRPosePtr getPose(unsigned index);
-  void resetPose(unsigned index);
-  void requestPresent(ScriptPromiseResolver*,
-                      unsigned index,
-                      bool secureOrigin);
-  void exitPresent(unsigned index);
-  void submitFrame(unsigned index, device::blink::VRPosePtr);
-  void updateLayerBounds(unsigned index,
-                         device::blink::VRLayerBoundsPtr leftBounds,
-                         device::blink::VRLayerBoundsPtr rightBounds);
-
-  VRDisplay* createOrUpdateDisplay(const device::blink::VRDisplayPtr&);
-  VRDisplayVector updateDisplays(mojo::WTFArray<device::blink::VRDisplayPtr>);
-  VRDisplay* getDisplayForIndex(unsigned index);
+
+  void GetDisplayClient(const GetDisplayClientCallback&) override;
 
   DECLARE_VIRTUAL_TRACE();
 
  private:
   // Binding callbacks.
-  void onGetDisplays(mojo::WTFArray<device::blink::VRDisplayPtr>);
-  void onPresentComplete(ScriptPromiseResolver*, unsigned index, bool success);
-
-  // VRServiceClient.
-  void OnDisplayChanged(device::blink::VRDisplayPtr) override;
-  void OnExitPresent(unsigned index) override;
-  void OnDisplayConnected(device::blink::VRDisplayPtr) override;
-  void OnDisplayDisconnected(unsigned) override;
+  void onGetDisplays(bool);
 
   // ContextLifecycleObserver.
   void contextDestroyed() override;