Replace Unity version or newer with XR Management version or newer

Author: De-Panther

Packages/webxr/Runtime/Scripts/WebXRManager.cs

@@ -11,7 +11,7 @@ public enum WebXRVisibilityState
   }
 
   [DefaultExecutionOrder(-2020)]
-  #if UNITY_2022_2_OR_NEWER || UNITY_2023_1_OR_NEWER
+  #if UNITY_XR_MANAGEMENT_4_3_1_OR_NEWER
   public class WebXRManager : SubsystemLifecycleManager<WebXRSubsystem, WebXRSubsystemDescriptor, WebXRSubsystemProvider>
   #else
   public class WebXRManager : SubsystemLifecycleManager<WebXRSubsystem, WebXRSubsystemDescriptor>

Packages/webxr/Runtime/WebXR.asmdef

@@ -1,5 +1,6 @@
 {
     "name": "WebXR",
+    "rootNamespace": "",
     "references": [
         "Unity.XR.Management",
         "Unity.Subsystem.Registration"
@@ -11,6 +12,12 @@
     "precompiledReferences": [],
     "autoReferenced": false,
     "defineConstraints": [],
-    "versionDefines": [],
+    "versionDefines": [
+        {
+            "name": "com.unity.xr.management",
+            "expression": "4.3.1",
+            "define": "UNITY_XR_MANAGEMENT_4_3_1_OR_NEWER"
+        }
+    ],
     "noEngineReferences": false
 }

Packages/webxr/Runtime/XRPlugin/WebXRSubsystem.cs

@@ -3,25 +3,25 @@
 using AOT;
 using UnityEngine;
 
-#if UNITY_2022_2_OR_NEWER || UNITY_2023_1_OR_NEWER
+#if UNITY_XR_MANAGEMENT_4_3_1_OR_NEWER
 using UnityEngine.SubsystemsImplementation;
 #endif
 
 namespace WebXR
 {
-#if UNITY_2022_2_OR_NEWER || UNITY_2023_1_OR_NEWER
-	public class WebXRSubsystemDescriptor : SubsystemDescriptorWithProvider<WebXRSubsystem,WebXRSubsystemProvider>
-	{
+#if UNITY_XR_MANAGEMENT_4_3_1_OR_NEWER
+  public class WebXRSubsystemDescriptor : SubsystemDescriptorWithProvider<WebXRSubsystem, WebXRSubsystemProvider>
+  {
     public WebXRSubsystemDescriptor()
     {
       providerType = typeof(WebXRSubsystem.Provider);
     }
-	}
+  }
 
   public abstract class WebXRSubsystemProvider : SubsystemProvider<WebXRSubsystem> { }
-  
-	public class WebXRSubsystem : SubsystemWithProvider<WebXRSubsystem,WebXRSubsystemDescriptor,WebXRSubsystemProvider>
-	{
+
+  public class WebXRSubsystem : SubsystemWithProvider<WebXRSubsystem, WebXRSubsystemDescriptor, WebXRSubsystemProvider>
+  {
     public class Provider : WebXRSubsystemProvider
     {
       public override void Start() { }
@@ -32,7 +32,8 @@ public override void Destroy() { }
     [RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.SubsystemRegistration)]
     private static void RegisterDescriptor()
     {
-      SubsystemDescriptorStore.RegisterDescriptor(new WebXRSubsystemDescriptor() {
+      SubsystemDescriptorStore.RegisterDescriptor(new WebXRSubsystemDescriptor()
+      {
         id = typeof(WebXRSubsystem).FullName
       });
     }

Packages/webxr/Runtime/XRPlugin/XRSystemLifecycleManager.cs

@@ -2,17 +2,17 @@
 using UnityEngine;
 using UnityEngine.XR.Management;
 
-#if UNITY_2022_2_OR_NEWER || UNITY_2023_1_OR_NEWER
+#if UNITY_XR_MANAGEMENT_4_3_1_OR_NEWER
 using UnityEngine.SubsystemsImplementation;
 #endif
 
 namespace WebXR
 {
-#if UNITY_2022_2_OR_NEWER || UNITY_2023_1_OR_NEWER
+#if UNITY_XR_MANAGEMENT_4_3_1_OR_NEWER
     public class SubsystemLifecycleManager<TSubsystem, TSubsystemDescriptor,TProvider> : MonoBehaviour
-		where TSubsystem : SubsystemWithProvider<TSubsystem, TSubsystemDescriptor,TProvider>, new()
-		where TSubsystemDescriptor : SubsystemDescriptorWithProvider
-		where TProvider : SubsystemProvider<TSubsystem>
+        where TSubsystem : SubsystemWithProvider<TSubsystem, TSubsystemDescriptor,TProvider>, new()
+        where TSubsystemDescriptor : SubsystemDescriptorWithProvider
+        where TProvider : SubsystemProvider<TSubsystem>
 #else
     public class SubsystemLifecycleManager<TSubsystem, TSubsystemDescriptor> : MonoBehaviour
         where TSubsystem : Subsystem<TSubsystemDescriptor>