Updated VRService to match the latest Blink WebVR interface.

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

Index: third_party/WebKit/Source/modules/vr/VRGetDevicesCallback.h
diff --git a/third_party/WebKit/Source/modules/vr/VRGetDevicesCallback.h b/third_party/WebKit/Source/modules/vr/VRGetDevicesCallback.h
index e7192b46baab3c4f4e7569c02029c75f4898ffb8..9cbe5575ece6c571cebf9071e9244ca02bc0e761 100644
--- a/third_party/WebKit/Source/modules/vr/VRGetDevicesCallback.h
+++ b/third_party/WebKit/Source/modules/vr/VRGetDevicesCallback.h
@@ -15,15 +15,15 @@ namespace blink {
 class VRDisplayCollection;
 class ScriptPromiseResolver;
 
-// Success and failure callbacks for getDevices.
-using WebVRGetDevicesCallback = WebCallbacks<mojo::WTFArray<mojom::blink::VRDeviceInfoPtr>, void>;
-class VRGetDevicesCallback final : public WebVRGetDevicesCallback {
+// Success and failure callbacks for getDisplays.
+using WebVRGetDisplaysCallback = WebCallbacks<mojo::WTFArray<mojom::blink::VRDisplayPtr>, void>;
+class VRGetDevicesCallback final : public WebVRGetDisplaysCallback {
     USING_FAST_MALLOC(VRGetDevicesCallback);
 public:
     VRGetDevicesCallback(ScriptPromiseResolver*, VRDisplayCollection*);
     ~VRGetDevicesCallback() override;
 
-    void onSuccess(mojo::WTFArray<mojom::blink::VRDeviceInfoPtr>) override;
+    void onSuccess(mojo::WTFArray<mojom::blink::VRDisplayPtr>) override;
     void onError() override;
 
 private: