From b87c8f4ce0e512e909fccd0ad3c579abf8527889 Mon Sep 17 00:00:00 2001
From: AJ Ortega <ajo@google.com>
Date: Fri, 16 Jan 2015 12:42:47 -0800
Subject: [PATCH] Document.matches shouldn't be defined.

See https://github.com/webcomponents/webcomponentsjs/issues/12 for
context.
---
 src/ShadowDOM/wrappers/Document.js | 8 +++++++-
 tests/ShadowDOM/js/Document.js     | 5 +++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/ShadowDOM/wrappers/Document.js b/src/ShadowDOM/wrappers/Document.js
index 82c4859..6dee221 100644
--- a/src/ShadowDOM/wrappers/Document.js
+++ b/src/ShadowDOM/wrappers/Document.js
@@ -242,7 +242,13 @@
     'querySelectorAll',
     'removeChild',
     'replaceChild',
-  ].concat(matchesNames));
+  ]);
+
+  forwardMethodsToWrapper([
+    window.HTMLBodyElement,
+    window.HTMLHeadElement,
+    window.HTMLHtmlElement,
+  ], matchesNames);
 
   forwardMethodsToWrapper([
     window.HTMLDocument || window.Document,  // Gecko adds these to HTMLDocument
diff --git a/tests/ShadowDOM/js/Document.js b/tests/ShadowDOM/js/Document.js
index 0dcbfe4..45f2453 100644
--- a/tests/ShadowDOM/js/Document.js
+++ b/tests/ShadowDOM/js/Document.js
@@ -53,6 +53,11 @@ htmlSuite('Document', function() {
     assert.equal(doc.head.parentNode, doc.documentElement);
   });
 
+  test('document.matches', function() {
+    var doc = wrap(document);
+    assert.isTrue(doc.matches === undefined);
+  });
+
   test('getElementsByTagName', function() {
     var elements = document.getElementsByTagName('body');
     assert.isTrue(elements instanceof HTMLCollection);