Reenable feature policy control over fullscreen

third_party/WebKit/LayoutTests/fullscreen/full-screen-enabled.html

Index: third_party/WebKit/LayoutTests/fullscreen/full-screen-enabled.html
diff --git a/third_party/WebKit/LayoutTests/fullscreen/full-screen-enabled.html b/third_party/WebKit/LayoutTests/fullscreen/full-screen-enabled.html
index 6617c4dae32475ac65806f613a56991e9ca5a093..63a58b44ec9726cb6126035789a661d013074b3e 100644
--- a/third_party/WebKit/LayoutTests/fullscreen/full-screen-enabled.html
+++ b/third_party/WebKit/LayoutTests/fullscreen/full-screen-enabled.html
@@ -3,10 +3,11 @@
 <a href="http://dvcs.w3.org/hg/fullscreen/raw-file/tip/Overview.html">Full Screen API</a></div>
 <script src="full-screen-test.js"></script>
 <script>
+    <!-- Fullscreen is enabled in same-origin frames regardless of allowfullscreen -->
     var iframe = document.documentElement.appendChild(document.createElement('iframe'));
     iframe.setAttribute('allowfullscreen', 'true');
     var iframe2 = document.documentElement.appendChild(document.createElement('iframe'));
     testExpected('iframe.contentDocument.webkitFullscreenEnabled', true);
-    testExpected('iframe2.contentDocument.webkitFullscreenEnabled', false);
+    testExpected('iframe2.contentDocument.webkitFullscreenEnabled', true);
     endTest();
 </script>