[System] EndRead now throws WebException on abort.

When a requast is aborted on .NET a WebException is thrown and not a
ObjectDisposedException as we were doing.

Fixes #41477

diff --git a/mcs/class/System/System.Net/WebConnection.cs b/mcs/class/System/System.Net/WebConnection.cs
index 28d89a6065cd04a62b2827062409bd9fe057de06..5178569f3c253e058238876545bddbc2d00b75dc 100644 (file)
--- a/mcs/class/System/System.Net/WebConnection.cs
+++ b/mcs/class/System/System.Net/WebConnection.cs
@@ -896,6 +896,8 @@ namespace System.Net
                {
                        Stream s = null;
                        lock (this) {
+                               if (request.Aborted)
+                                       throw new WebException ("Request aborted", WebExceptionStatus.RequestCanceled);
                                if (Data.request != request)
                                        throw new ObjectDisposedException (typeof (NetworkStream).FullName);
                                if (nstream == null)