Remove Sync GetPose VRService call, implement VRVSyncProvider

device/vr/test/fake_vr_device.h

Index: device/vr/test/fake_vr_device.h
diff --git a/device/vr/test/fake_vr_device.h b/device/vr/test/fake_vr_device.h
index 64101704d61b99b42a5119a7d537c1ad2e0f90f9..6d6acb3ae10801da14a0c13ad7dc733bffbcfd85 100644
--- a/device/vr/test/fake_vr_device.h
+++ b/device/vr/test/fake_vr_device.h
@@ -21,10 +21,8 @@ class FakeVRDevice : public VRDevice {
   void InitBasicDevice();
 
   void SetVRDevice(const mojom::VRDisplayInfoPtr& device);
-  void SetPose(const mojom::VRPosePtr& state);
 
   mojom::VRDisplayInfoPtr GetVRDevice() override;
-  mojom::VRPosePtr GetPose() override;
   void ResetPose() override;
 
   void RequestPresent(const base::Callback<void(bool)>& callback) override;
@@ -33,12 +31,12 @@ class FakeVRDevice : public VRDevice {
   void SubmitFrame(mojom::VRPosePtr pose) override;
   void UpdateLayerBounds(mojom::VRLayerBoundsPtr leftBounds,
                          mojom::VRLayerBoundsPtr rightBounds) override;
+  void GetVRVSyncProvider(mojom::VRVSyncProviderRequest request) override;
 
  private:
   mojom::VREyeParametersPtr InitEye(float fov, float offset, uint32_t size);
 
   mojom::VRDisplayInfoPtr device_;
-  mojom::VRPosePtr pose_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeVRDevice);
 };