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

third_party/WebKit/LayoutTests/http/tests/streams/writable-streams/start.https-expected.txt

Index: third_party/WebKit/LayoutTests/http/tests/streams/writable-streams/start.https-expected.txt
diff --git a/third_party/WebKit/LayoutTests/http/tests/streams/writable-streams/start.https-expected.txt b/third_party/WebKit/LayoutTests/http/tests/streams/writable-streams/start.https-expected.txt
new file mode 100644
index 0000000000000000000000000000000000000000..881af392d05e658e2fa0b5a800df1aacdd7330fb
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/http/tests/streams/writable-streams/start.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: "underlying sink's write should not be called until start finishes", "underlying sink's close should not be called until start finishes", "underlying sink's write or close should not be called if start throws", "underlying sink's write or close should not be invoked if the promise returned by start is rejected", "returning a thenable from start() should work"
+PASS underlying sink's write should not be called until start finishes 
+PASS underlying sink's close should not be called until start finishes 
+PASS underlying sink's write or close should not be called if start throws 
+PASS underlying sink's write or close should not be invoked if the promise returned by start is rejected 
+PASS returning a thenable from start() should work 
+PASS Untitled 
+PASS underlying sink's write should not be called until start finishes 
+PASS underlying sink's close should not be called until start finishes 
+PASS underlying sink's write or close should not be called if start throws 
+PASS underlying sink's write or close should not be invoked if the promise returned by start is rejected 
+PASS returning a thenable from start() should work 
+PASS underlying sink's write should not be called until start finishes 
+PASS underlying sink's close should not be called until start finishes 
+PASS underlying sink's write or close should not be called if start throws 
+PASS underlying sink's write or close should not be invoked if the promise returned by start is rejected 
+PASS returning a thenable from start() should work 
+PASS underlying sink's write should not be called until start finishes 
+PASS underlying sink's close should not be called until start finishes 
+PASS underlying sink's write or close should not be called if start throws 
+PASS underlying sink's write or close should not be invoked if the promise returned by start is rejected 
+PASS returning a thenable from start() should work 
+Harness: the test ran to completion.
+