Add offscreen-canvas to the list of wpt directories to skip.

third_party/WebKit/LayoutTests/imported/wpt/offscreen-canvas/path-objects/2d.path.isPointInPath.nonfinite.worker.js

-// DO NOT EDIT! This test has been generated by tools/gentest.py.
-// OffscreenCanvas test in a worker:2d.path.isPointInPath.nonfinite
-// Description:isPointInPath() returns false for non-finite arguments
-// Note:
-
-importScripts("/resources/testharness.js");
-importScripts("/common/canvas-tests.js");
-
-var t = async_test("isPointInPath() returns false for non-finite arguments");
-t.step(function() {
-
-var offscreenCanvas = new OffscreenCanvas(100, 50);
-var ctx = offscreenCanvas.getContext('2d');
-
-ctx.rect(-100, -50, 200, 100);
-_assertSame(ctx.isPointInPath(Infinity, 0), false, "ctx.isPointInPath(Infinity, 0)", "false");
-_assertSame(ctx.isPointInPath(-Infinity, 0), false, "ctx.isPointInPath(-Infinity, 0)", "false");
-_assertSame(ctx.isPointInPath(NaN, 0), false, "ctx.isPointInPath(NaN, 0)", "false");
-_assertSame(ctx.isPointInPath(0, Infinity), false, "ctx.isPointInPath(0, Infinity)", "false");
-_assertSame(ctx.isPointInPath(0, -Infinity), false, "ctx.isPointInPath(0, -Infinity)", "false");
-_assertSame(ctx.isPointInPath(0, NaN), false, "ctx.isPointInPath(0, NaN)", "false");
-_assertSame(ctx.isPointInPath(NaN, NaN), false, "ctx.isPointInPath(NaN, NaN)", "false");
-
-t.done();
-
-});
-done();