Refactor LayoutTests/svg/dom/SVGLengthList*.html

third_party/WebKit/LayoutTests/svg/dom/SVGLengthList-removeItem.html

Index: third_party/WebKit/LayoutTests/svg/dom/SVGLengthList-removeItem.html
diff --git a/third_party/WebKit/LayoutTests/svg/dom/SVGLengthList-removeItem.html b/third_party/WebKit/LayoutTests/svg/dom/SVGLengthList-removeItem.html
index 0b7a719f04f3aceb3cfbf87132b622c4cace7225..dd2a2ebada9797a36adef39cda4f2544932731d0 100644
--- a/third_party/WebKit/LayoutTests/svg/dom/SVGLengthList-removeItem.html
+++ b/third_party/WebKit/LayoutTests/svg/dom/SVGLengthList-removeItem.html
@@ -2,6 +2,7 @@
 <title>SVGLengthList, removeItem()</title>
 <script src="../../resources/testharness.js"></script>
 <script src="../../resources/testharnessreport.js"></script>
+<script src="resources/SVGLengthList-helper.js"></script>
 <svg width="200" height="200">
     <text x="500 50 100 900 150" y="50">ABC</text>
 </svg>
@@ -11,13 +12,7 @@ test(function() {
   var list = document.querySelector("text").x.baseVal;
 
   // Check initial list state of text.
-  assert_equals(list.numberOfItems, 5);
-  assert_equals(list.getItem(0).value, 500);
-  assert_equals(list.getItem(1).value, 50);
-  assert_equals(list.getItem(2).value, 100);
-  assert_equals(list.getItem(3).value, 900);
-  assert_equals(list.getItem(4).value, 150);
-  assert_throws("IndexSizeError", function() { list.getItem(5); });
+  assert_list(list, [500, 50, 100, 900, 150]);
 
   // Remove first item.
   assert_equals(list.removeItem(0).value, 500);