Bug 1364025 - Add Unscopable to Document.fullscreen. r=bz

MozReview-Commit-ID: CK8pbdKeBas

--HG--
extra : source : fa12f6b5876ec72de288b07c8e96f009bd7dbb44
extra : amend_source : 3c8025294eac7547d736568d33cf52959bd25d9a

dom/webidl/Document.webidl

@@ -234,7 +234,7 @@ partial interface Document {
 partial interface Document {
   // Note: Per spec the 'S' in these two is lowercase, but the "Moz"
   // versions have it uppercase.
-  [LenientSetter, Func="nsDocument::IsUnprefixedFullscreenEnabled"]
+  [LenientSetter, Unscopable, Func="nsDocument::IsUnprefixedFullscreenEnabled"]
   readonly attribute boolean fullscreen;
   [BinaryName="fullscreen"]
   readonly attribute boolean mozFullScreen;

testing/web-platform/meta/fullscreen/interfaces.html.ini

@@ -2,9 +2,6 @@
   [Document interface: operation exitFullscreen()]
     expected: FAIL
 
-  [Unscopable handled correctly for fullscreen property on Document]
-    expected: FAIL
-
   [ShadowRoot interface: attribute fullscreenElement]
     expected: FAIL