[CSS Typed OM] Delete obsolete number and length classes from Typed OM

third_party/WebKit/LayoutTests/typedcssom/computedstyle/left.html

Index: third_party/WebKit/LayoutTests/typedcssom/computedstyle/left.html
diff --git a/third_party/WebKit/LayoutTests/typedcssom/computedstyle/left.html b/third_party/WebKit/LayoutTests/typedcssom/computedstyle/left.html
index eb80fd86e7513f8a1abb5fd8e267bda9c0056094..68071984f392638d115f85502c495e213b70b6bd 100644
--- a/third_party/WebKit/LayoutTests/typedcssom/computedstyle/left.html
+++ b/third_party/WebKit/LayoutTests/typedcssom/computedstyle/left.html
@@ -11,11 +11,11 @@
 
 testElement.style.left = '10px';
 
-var t1 = async_test("Getting a 10px left results in a CSSSimpleLength");
+var t1 = async_test("Getting a 10px left results in a CSSUnitValue");
 function t1Callback(computedStyleMap) {
   t1.step(function() {
     var result = computedStyleMap.get('left');
-    assert_equals(result.constructor.name, CSSSimpleLength.name);
+    assert_equals(result.constructor.name, CSSUnitValue.name);
     assert_equals(result.cssText, '10px');
   });
   t1.done();