Use testharness.js instead of js-test.js in LayoutTests/fast/canvas tests.

third_party/WebKit/LayoutTests/virtual/gpu/fast/canvas/canvas-resetTransform-expected.txt

-This test checks resetTransform in canvas v5
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-On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
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-resetTransform should reset other transforms.
-PASS imgdata[0] is 0
-PASS imgdata[1] is 128
-PASS imgdata[2] is 0
-resetTransform should not affect CTM outside of save() and restore().
-PASS imgdata[0] is 0
-PASS imgdata[1] is 128
-PASS imgdata[2] is 0
-PASS imgdata[0] is 255
-PASS imgdata[1] is 0
-PASS imgdata[2] is 0
-resetTransform should restore the path transform to identity.
-PASS imgdata[0] is 0
-PASS imgdata[1] is 128
-PASS imgdata[2] is 0
-resetTransform should resolve the non-invertible CTM state.
-PASS imgdata[0] is 0
-PASS imgdata[1] is 128
-PASS imgdata[2] is 0
-The path object should not be updated on the non-invertible CTM state.
-resetTransform should restore the path object just before CTM became non-invertible.
-PASS imgdata[0] is 255
-PASS imgdata[1] is 0
-PASS imgdata[2] is 0
-PASS imgdata[0] is 0
-PASS imgdata[1] is 128
-PASS imgdata[2] is 0
-PASS successfullyParsed is true
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-TEST COMPLETE
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