Fix for bug 24996 - moving file creation from nsStreamXferOp into nsFileTransport where it belongs. r=mscott

xpcom/io/nsPipe2.cpp

@@ -625,8 +625,7 @@ nsPipe::nsPipeOutputStream::WriteSegments(nsReadSegmentFun reader,
         nsAutoCMonitor mon(pipe);
 
         *writeCount = 0;
-        if (NS_FAILED(pipe->mCondition)
-            && pipe->mCondition != NS_BASE_STREAM_CLOSED) {
+        if (NS_FAILED(pipe->mCondition)) {
             rv = pipe->mCondition;
             goto done;
         }