Fighting more PCL fires, stubbing out AppDomain.CurrentDomain

Author: mythz

src/ServiceStack.Text/RecyclableMemoryStream.cs

@@ -905,6 +905,7 @@ protected override void Dispose(bool disposing)
 
                 Events.Write.MemoryStreamFinalized(this.id, this.tag, this.allocationStack);
 
+#if !PCL
                 if (AppDomain.CurrentDomain.IsFinalizingForUnload())
                 {
                     // If we're being finalized because of a shutdown, don't go any further.
@@ -913,6 +914,7 @@ protected override void Dispose(bool disposing)
                     base.Dispose(disposing);
                     return;
                 }
+#endif
 
                 this.memoryManager.ReportStreamFinalized();
             }