Update URLs in WebXR IDL files to point to updated spec location.

Change-Id: Iebf8e26c6a6d8637260cfaa43db8b4fa73e3f9d2
TBR: ddorwin@chromium.org
Reviewed-on: https://chromium-review.googlesource.com/1062973
Commit-Queue: Brandon Jones <bajones@chromium.org>
Reviewed-by: Brandon Jones <bajones@chromium.org>
Cr-Commit-Position: refs/heads/master@{#559433}

third_party/blink/renderer/modules/xr/xr.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xr-interface
+// https://immersive-web.github.io/webxr/#xr-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR

third_party/blink/renderer/modules/xr/xr_coordinate_system.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrcoordinatesystem-interface
+// https://immersive-web.github.io/webxr/#xrcoordinatesystem-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR

third_party/blink/renderer/modules/xr/xr_device.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrdevice-interface
+// https://immersive-web.github.io/webxr/#xrdevice-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR

third_party/blink/renderer/modules/xr/xr_device_pose.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrdevicepose-interface
+// https://immersive-web.github.io/webxr/#xrdevicepose-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR

third_party/blink/renderer/modules/xr/xr_frame_of_reference.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrframeofreference-interface
+// https://immersive-web.github.io/webxr/#xrframeofreference-interface
 
 enum XRFrameOfReferenceType {
   "headModel",

third_party/blink/renderer/modules/xr/xr_frame_of_reference_options.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrframeofreference-interface
+// https://immersive-web.github.io/webxr/#xrframeofreference-interface
 [
     SecureContext
 ] dictionary XRFrameOfReferenceOptions {

third_party/blink/renderer/modules/xr/xr_frame_request_callback.idl

@@ -2,5 +2,5 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#callbackdef-xrframerequestcallback
+// https://immersive-web.github.io/webxr/#callbackdef-xrframerequestcallback
 callback XRFrameRequestCallback = void (DOMHighResTimeStamp time, XRPresentationFrame frame);

third_party/blink/renderer/modules/xr/xr_layer.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrlayer-interface
+// https://immersive-web.github.io/webxr/#xrlayer-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR

third_party/blink/renderer/modules/xr/xr_presentation_context.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrpresentationcontext-interface
+// https://immersive-web.github.io/webxr/#xrpresentationcontext-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR

third_party/blink/renderer/modules/xr/xr_presentation_frame.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrpresentationframe-interface
+// https://immersive-web.github.io/webxr/#xrpresentationframe-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR

third_party/blink/renderer/modules/xr/xr_session.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrsession-interface
+// https://immersive-web.github.io/webxr/#xrsession-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR

third_party/blink/renderer/modules/xr/xr_session_creation_options.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrsessioncreationoptions-interface
+// https://immersive-web.github.io/webxr/#xrsessioncreationoptions-interface
 [
     SecureContext
 ] dictionary XRSessionCreationOptions {

third_party/blink/renderer/modules/xr/xr_session_event.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrsessionevent-interface
+// https://immersive-web.github.io/webxr/#xrsessionevent-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR,

third_party/blink/renderer/modules/xr/xr_session_event_init.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrsessionevent-interface
+// https://immersive-web.github.io/webxr/#xrsessionevent-interface
 [
     SecureContext
 ] dictionary XRSessionEventInit : EventInit {

third_party/blink/renderer/modules/xr/xr_stage_bounds.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrstagebounds-interface
+// https://immersive-web.github.io/webxr/#xrstagebounds-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR

third_party/blink/renderer/modules/xr/xr_stage_bounds_point.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrstageboundspoint-interface
+// https://immersive-web.github.io/webxr/#xrstageboundspoint-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR

third_party/blink/renderer/modules/xr/xr_view.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrview-interface
+// https://immersive-web.github.io/webxr/#xrview-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR

third_party/blink/renderer/modules/xr/xr_viewport.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrviewport-interface
+// https://immersive-web.github.io/webxr/#xrviewport-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR

third_party/blink/renderer/modules/xr/xr_webgl_layer.idl

@@ -4,7 +4,7 @@
 
 typedef (WebGLRenderingContext or WebGL2RenderingContext) XRWebGLRenderingContext;
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrwebgllayer-interface
+// https://immersive-web.github.io/webxr/#xrwebgllayer-interface
 [
     SecureContext,
     OriginTrialEnabled=WebXR,

third_party/blink/renderer/modules/xr/xr_webgl_layer_init.idl

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://immersive-web.github.io/webxr/spec/latest/#xrwebgllayerinit-dictionary
+// https://immersive-web.github.io/webxr/#xrwebgllayer-interface
 [
     SecureContext
 ] dictionary XRWebGLLayerInit {