[WIP] firebase init Error

sdk-intergration/LocalPackages/com.neuecc.unirx/Scripts/Disposables/BooleanDisposable.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections;
+
+namespace UniRx
+{
+    public sealed class BooleanDisposable : IDisposable, ICancelable
+    {
+        public bool IsDisposed { get; private set; }
+
+        public BooleanDisposable()
+        {
+
+        }
+
+        internal BooleanDisposable(bool isDisposed)
+        {
+            IsDisposed = isDisposed;
+        }
+
+        public void Dispose()
+        {
+            if (!IsDisposed) IsDisposed = true;
+        }
+    }
+}