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

third_party/WebKit/LayoutTests/fast/canvas/script-tests/canvas-strokeText-invalid-maxWidth.js

-descriptionQuiet("Series of tests to ensure that strokeText() does not display any text when maxWidth is invalid.");
-
-var canvas = document.createElement('canvas');
-var ctx = canvas.getContext('2d');
-var canvasWidth = 100;
-var canvasHeight = 50;
-canvas.setWidth = canvasWidth;
-canvas.setHeight = canvasHeight;
-
-
-ctx.fillStyle = '#0f0';
-ctx.fillRect(0, 0, canvasWidth, canvasHeight);
-ctx.font = '35px Arial, sans-serif';
-
-debug("Test canvas.strokeText() with maxWidth zero");
-ctx.strokeStyle = '#f00';
-ctx.strokeText("fail fail fail fail fail", 5, 35, 0);
-
-var imageData = ctx.getImageData(0, 0, canvasWidth, canvasHeight);
-var w = imageData.width, h = imageData.height, d = imageData.data;
-for (var i = 0; i < h; ++i) {
-    for (var j = 0; j < w; ++j) {
-        if (d[4 * (w * i + j) + 0] != 0) shouldBe("d[4 * (w * i + j) + 0]", "0"); 
-        if (d[4 * (w * i + j) + 1] != 255) shouldBe("d[4 * (w * i + j) + 1]", "255"); 
-        if (d[4 * (w * i + j) + 2] != 0) shouldBe("d[4 * (w * i + j) + 2]", "0"); 
-        if (d[4 * (w * i + j) + 3] != 255) shouldBe("d[4 * (w * i + j) + 3]", "255");
-    }
-}
-
-ctx.fillStyle = '#0f0';
-ctx.fillRect(0, 0, canvasWidth, canvasHeight);
-debug("Test canvas.strokeText() with maxWidth -1");
-ctx.strokeStyle = '#f00';
-ctx.strokeText("fail fail fail fail fail", 5, 35, -1);
-
-var imageData = ctx.getImageData(0, 0, canvasWidth, canvasHeight);
-var w = imageData.width, h = imageData.height, d = imageData.data;
-for (var i = 0; i < h; ++i) {
-    for (var j = 0; j < w; ++j) {
-        if (d[4 * (w * i + j) + 0] != 0) shouldBe("d[4 * (w * i + j) + 0]", "0"); 
-        if (d[4 * (w * i + j) + 1] != 255) shouldBe("d[4 * (w * i + j) + 1]", "255"); 
-        if (d[4 * (w * i + j) + 2] != 0) shouldBe("d[4 * (w * i + j) + 2]", "0"); 
-        if (d[4 * (w * i + j) + 3] != 255) shouldBe("d[4 * (w * i + j) + 3]", "255");
-    }
-}
-