Convert some flexbox tests to testharness.js

third_party/WebKit/LayoutTests/css3/flexbox/resources/box-orient-button.js

Index: third_party/WebKit/LayoutTests/css3/flexbox/resources/box-orient-button.js
diff --git a/third_party/WebKit/LayoutTests/css3/flexbox/resources/box-orient-button.js b/third_party/WebKit/LayoutTests/css3/flexbox/resources/box-orient-button.js
index 84f135f196598447aba0f6cae3ed5184c479bb08..1e4a5eb9f54976f9dde9955d10f1ece86a4c0a28 100644
--- a/third_party/WebKit/LayoutTests/css3/flexbox/resources/box-orient-button.js
+++ b/third_party/WebKit/LayoutTests/css3/flexbox/resources/box-orient-button.js
@@ -1,4 +1,3 @@
-description("Check if box-orient is working in <button>. See https://bugs.webkit.org/show_bug.cgi?id=25406");
 
 function setFlexDirection(element, flexDirection) {
     element.style.webkitFlexDirection = flexDirection;
@@ -14,12 +13,8 @@ setFlexDirection(gebi("toHorizontal"), "row");
 
 var referenceHorizontalHeight = gebi("reference_horizontal").clientHeight;
 var referenceVerticalHeight = gebi("reference_vertical").clientHeight;
-shouldBe("gebi('default').clientHeight", "referenceHorizontalHeight");
-shouldBe("gebi('horizontal').clientHeight", "referenceHorizontalHeight");
-shouldBe("gebi('vertical').clientHeight", "referenceVerticalHeight");
-shouldBe("gebi('toHorizontal').clientHeight", "referenceHorizontalHeight");
-shouldBe("gebi('toVertical').clientHeight", "referenceVerticalHeight");
-
-// If we are in DRT, we don't need meaningless messages.
-if (window.testRunner)
-    document.getElementById("main").innerHTML = "";
+test(function() { assert_equals(gebi('default').clientHeight, referenceHorizontalHeight); }, "default height");
+test(function() { assert_equals(gebi('horizontal').clientHeight, referenceHorizontalHeight); }, "horizontal height");
+test(function() { assert_equals(gebi('vertical').clientHeight, referenceVerticalHeight); }, "vertical height");
+test(function() { assert_equals(gebi('toHorizontal').clientHeight, referenceHorizontalHeight); }, "toHorizontal height");
+test(function() { assert_equals(gebi('toVertical').clientHeight, referenceVerticalHeight); }, "toVertical height");