Updates to Server-Timing in accordance with with spec changes

third_party/WebKit/LayoutTests/http/tests/misc/performance-entry-serializer.html

Index: third_party/WebKit/LayoutTests/http/tests/misc/performance-entry-serializer.html
diff --git a/third_party/WebKit/LayoutTests/http/tests/misc/performance-entry-serializer.html b/third_party/WebKit/LayoutTests/http/tests/misc/performance-entry-serializer.html
index 9ae14b8f78b9bdb965338f6f6e0d66c87d041fb9..9cbb1d890a566b89b30dbc05e2585a05edad6746 100644
--- a/third_party/WebKit/LayoutTests/http/tests/misc/performance-entry-serializer.html
+++ b/third_party/WebKit/LayoutTests/http/tests/misc/performance-entry-serializer.html
@@ -14,7 +14,11 @@ test(function() {
         var serialized = JSON.parse(JSON.stringify(entry));
         for (var attr in entry) {
             if (typeof entry[attr] != 'function') {
-                assert_equals(serialized[attr], entry[attr], entry.constructor.name + '.' + attr);
+                var assertMethod = assert_equals
+                if (Array.isArray(serialized[attr]) && Array.isArray(entry[attr])) {
+                  assertMethod = assert_array_equals
+                }
+                assertMethod(serialized[attr], entry[attr], entry.constructor.name + '.' + attr);
             }
         }
     }