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

third_party/WebKit/LayoutTests/fast/canvas/canvas-large-fills-expected.txt

Index: third_party/WebKit/LayoutTests/fast/canvas/canvas-large-fills-expected.txt
diff --git a/third_party/WebKit/LayoutTests/fast/canvas/canvas-large-fills-expected.txt b/third_party/WebKit/LayoutTests/fast/canvas/canvas-large-fills-expected.txt
new file mode 100644
index 0000000000000000000000000000000000000000..daef743e8175e12baa8b1dc74d2d30ed804e7178
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/fast/canvas/canvas-large-fills-expected.txt
@@ -0,0 +1,37 @@
+This is a testharness.js-based test.
+Harness Error. harness_status.status = 1 , harness_status.message = 11 duplicate test names: "Test source-over", "Test source-in", "Test source-out", "Test source-atop", "Test destination-over", "Test destiation-in", "Test destination-out", "Test destination-atop", "Test lighter", "Test copy", "Test xor"
+PASS Test source-over 
+PASS Test source-in 
+PASS Test source-out 
+PASS Test source-atop 
+PASS Test destination-over 
+PASS Test destiation-in 
+PASS Test destination-out 
+PASS Test destination-atop 
+PASS Test lighter 
+PASS Test copy 
+PASS Test xor 
+PASS Test source-over 
+PASS Test source-in 
+PASS Test source-out 
+PASS Test source-atop 
+PASS Test destination-over 
+PASS Test destiation-in 
+PASS Test destination-out 
+PASS Test destination-atop 
+PASS Test lighter 
+PASS Test copy 
+PASS Test xor 
+PASS Test source-over 
+PASS Test source-in 
+PASS Test source-out 
+PASS Test source-atop 
+PASS Test destination-over 
+PASS Test destiation-in 
+PASS Test destination-out 
+PASS Test destination-atop 
+PASS Test lighter 
+PASS Test copy 
+PASS Test xor 
+Harness: the test ran to completion.
+