diff --git a/Cargo.lock b/Cargo.lock
index bf024a4c5b3..0af4ea92f1d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -187,6 +187,12 @@ version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d49d90015b3c36167a20fe2810c5cd875ad504b39cff3d4eae7977e6b7c1cb2"
 
+[[package]]
+name = "autocfg"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f8aac770f1885fd7e387acedd76065302551364496e46b3dd00860b2f8359b9d"
+
 [[package]]
 name = "background_hang_monitor"
 version = "0.0.1"
@@ -975,7 +981,7 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5064ebdbf05ce3cb95e45c8b086f72263f4166b29b97f6baff7ef7fe047b55ac"
 dependencies = [
- "autocfg",
+ "autocfg 0.1.7",
  "cfg-if",
  "crossbeam-utils",
  "lazy_static",
@@ -999,7 +1005,7 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ce446db02cdc3165b94ae73111e570793400d0794e46125cc4056c81cbb039f4"
 dependencies = [
- "autocfg",
+ "autocfg 0.1.7",
  "cfg-if",
  "lazy_static",
 ]
@@ -1473,9 +1479,9 @@ dependencies = [
 
 [[package]]
 name = "euclid"
-version = "0.20.5"
+version = "0.20.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a8813df82772c5ef4c2e9cd4a986773c125ffeafdc08204c9d5c2f06e0abdc17"
+checksum = "0c6a5b0c779cd0b744c73a1d2083faf181080d696903cdad99a3b03d015d7030"
 dependencies = [
  "num-traits",
  "serde",
@@ -3846,9 +3852,12 @@ dependencies = [
 
 [[package]]
 name = "num-traits"
-version = "0.2.4"
+version = "0.2.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "775393e285254d2f5004596d69bb8bc1149754570dcc08cf30cabeba67955e28"
+checksum = "c62be47e61d1842b9170f0fdeec8eba98e60e90e5446449a0545e5152acd7096"
+dependencies = [
+ "autocfg 1.0.0",
+]
 
 [[package]]
 name = "num_cpus"
@@ -3930,7 +3939,7 @@ version = "0.9.53"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "465d16ae7fc0e313318f7de5cecf57b2fbe7511fd213978b457e1c96ff46736f"
 dependencies = [
- "autocfg",
+ "autocfg 0.1.7",
  "cc",
  "libc",
  "pkg-config",
@@ -6566,7 +6575,7 @@ dependencies = [
 [[package]]
 name = "webxr"
 version = "0.0.1"
-source = "git+https://github.com/servo/webxr#0d9c83f333920b98d95adf9666b0a365258990a3"
+source = "git+https://github.com/servo/webxr#805811544cafbc8dcebc3cd02c38dd329226088d"
 dependencies = [
  "android_injected_glue",
  "bindgen",
@@ -6590,7 +6599,7 @@ dependencies = [
 [[package]]
 name = "webxr-api"
 version = "0.0.1"
-source = "git+https://github.com/servo/webxr#0d9c83f333920b98d95adf9666b0a365258990a3"
+source = "git+https://github.com/servo/webxr#805811544cafbc8dcebc3cd02c38dd329226088d"
 dependencies = [
  "euclid",
  "ipc-channel",
diff --git a/components/script/dom/webidls/XRTest.webidl b/components/script/dom/webidls/XRTest.webidl
index 914bcb2d54d..d42ca640ba9 100644
--- a/components/script/dom/webidls/XRTest.webidl
+++ b/components/script/dom/webidls/XRTest.webidl
@@ -26,7 +26,6 @@ dictionary FakeXRDeviceInit {
     // this is actually sequence<any>, but we don't support
     // non-string features anyway
     sequence<DOMString> supportedFeatures;
-    boolean supportsUnbounded = false;
     // Whether the space supports tracking in inline sessions
     boolean supportsTrackingInInline = true;
     // The bounds coordinates. If null, bounded reference spaces are not supported.
diff --git a/components/script/dom/xrtest.rs b/components/script/dom/xrtest.rs
index 32adb628c11..92f59bc0507 100644
--- a/components/script/dom/xrtest.rs
+++ b/components/script/dom/xrtest.rs
@@ -109,10 +109,12 @@ impl XRTestMethods for XRTest {
         let init = MockDeviceInit {
             viewer_origin: origin,
             views,
-            supports_immersive: init.supportsImmersive,
-            supports_unbounded: init.supportsUnbounded,
+            supports_inline: false,
+            supports_vr: init.supportsImmersive,
+            supports_ar: false,
             floor_origin,
             supported_features,
+            world: None,
         };
 
         let global = self.global();