Move web-platform-tests to wpt (part 1 of 2)

third_party/WebKit/LayoutTests/imported/web-platform-tests/FileAPI/FileReaderSync.worker.js

-importScripts("/resources/testharness.js");
-
-var blob, readerSync;
-setup(function() {
-  readerSync = new FileReaderSync();
-  blob = new Blob(["test"]);
-});
-
-test(function() {
-  assert_true(readerSync instanceof FileReaderSync);
-}, "Interface");
-
-test(function() {
-  var text = readerSync.readAsText(blob);
-  assert_equals(text, "test");
-}, "readAsText");
-
-test(function() {
-  var data = readerSync.readAsDataURL(blob);
-  assert_equals(data.indexOf("data:"), 0);
-}, "readAsDataURL");
-
-test(function() {
-  var data = readerSync.readAsArrayBuffer(blob);
-  assert_true(data instanceof ArrayBuffer);
-}, "readAsArrayBuffer");
-
-done();