Revert of Add runtime feature and property names for unprefixed CSS Transforms

LayoutTests/transforms/resources/parsing-test-helper.js

-window.expect = (function() {
-  var testElement = document.getElementById('target');
-
-  function assert_equals_or_matches(actual, expected, description) {
-    return expected instanceof RegExp ?
-        assert_regexp_match(actual, expected, description) :
-        assert_equals(actual, expected, description);
-  }
-  return function expect(property, camelProperty, input) {
-    return {
-      parsesAs: function(output) {
-        test(function() {
-          assert_true(CSS.supports(property, input), 'CSS.supports');
-          testElement.style[camelProperty] = input;
-          assert_equals(testElement.style[camelProperty], output);
-        }, '"' + property + ': ' + input + ';" should parse as "' + output + '"');
-        return this;
-      },
-      isComputedTo: function(output) {
-        test(function() {
-          testElement.style[camelProperty] = input;
-          assert_equals_or_matches(getComputedStyle(testElement)[camelProperty], output);
-        }, '"' + property + ': ' + input + ';" should be computed to "' + output + '"');
-      },
-      isInvalid: function() {
-        test(function() {
-          assert_false(CSS.supports(property, input), 'CSS.supports');
-        }, '"' + property + ': ' + input + ';" should be invalid');
-      },
-    };
-  }
-})();