Fix testharness result parsing, make "Harness error" count as failure.

third_party/WebKit/LayoutTests/http/tests/streams/piping/multiple-propagation.https-expected.txt

Index: third_party/WebKit/LayoutTests/http/tests/streams/piping/multiple-propagation.https-expected.txt
diff --git a/third_party/WebKit/LayoutTests/http/tests/streams/piping/multiple-propagation.https-expected.txt b/third_party/WebKit/LayoutTests/http/tests/streams/piping/multiple-propagation.https-expected.txt
new file mode 100644
index 0000000000000000000000000000000000000000..abdd077b6fb7162d892b63a359abc9b3950b5be5
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/http/tests/streams/piping/multiple-propagation.https-expected.txt
@@ -0,0 +1,25 @@
+This is a testharness.js-based test.
+Harness Error. harness_status.status = 1 , harness_status.message = 5 duplicate test names: "Piping from an errored readable stream to an errored writable stream", "Piping from an errored readable stream to an errored writable stream; preventAbort = true", "Piping from an errored readable stream to a closed writable stream", "Piping from a closed readable stream to an errored writable stream", "Piping from a closed readable stream to a closed writable stream"
+PASS Piping from an errored readable stream to an errored writable stream 
+PASS Piping from an errored readable stream to an errored writable stream; preventAbort = true 
+PASS Piping from an errored readable stream to a closed writable stream 
+PASS Piping from a closed readable stream to an errored writable stream 
+PASS Piping from a closed readable stream to a closed writable stream 
+PASS Untitled 
+PASS Piping from an errored readable stream to an errored writable stream 
+PASS Piping from an errored readable stream to an errored writable stream; preventAbort = true 
+PASS Piping from an errored readable stream to a closed writable stream 
+PASS Piping from a closed readable stream to an errored writable stream 
+PASS Piping from a closed readable stream to a closed writable stream 
+PASS Piping from an errored readable stream to an errored writable stream 
+PASS Piping from an errored readable stream to an errored writable stream; preventAbort = true 
+PASS Piping from an errored readable stream to a closed writable stream 
+PASS Piping from a closed readable stream to an errored writable stream 
+PASS Piping from a closed readable stream to a closed writable stream 
+PASS Piping from an errored readable stream to an errored writable stream 
+PASS Piping from an errored readable stream to an errored writable stream; preventAbort = true 
+PASS Piping from an errored readable stream to a closed writable stream 
+PASS Piping from a closed readable stream to an errored writable stream 
+PASS Piping from a closed readable stream to a closed writable stream 
+Harness: the test ran to completion.
+