Declare top-level vals of dom as @js.native @JSGlobal.

Author: sjrd

src/main/scala/org/scalajs/dom/package.scala

@@ -2,6 +2,7 @@ package org.scalajs
 
 import scala.scalajs.js
 import scala.scalajs.js.|
+import scala.scalajs.js.annotation._
 import scala.scalajs.js.typedarray.ArrayBuffer
 
 package object dom {
@@ -20,8 +21,15 @@ package object dom {
    */
   type Transferable = ArrayBuffer | MessagePort
 
-  lazy val window: Window = js.Dynamic.global.window.asInstanceOf[Window]
-  lazy val document: html.Document = window.document
+  @js.native
+  @JSGlobal("window")
+  val window: Window = js.native
 
-  lazy val console: Console = js.Dynamic.global.console.asInstanceOf[Console] // #411
+  @js.native
+  @JSGlobal("document")
+  val document: html.Document = js.native
+
+  @js.native
+  @JSGlobal("console")
+  val console: Console = js.native
 }