Use [ImplementedAs=domWindow] for Document.defaultView()

Source/web/tests/WebInputEventConversionTest.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 91 matching lines @@
     webViewImpl->settings()->setViewportEnabled(true);
     int pageWidth = 640;
     int pageHeight = 480;
     webViewImpl->resize(WebSize(pageWidth, pageHeight));
     webViewImpl->layout();
 
     webViewImpl->setPageScaleFactor(2, WebPoint());
 
     FrameView* view = webViewImpl->page()->mainFrame()->view();
     RefPtr<Document> document = webViewImpl->page()->mainFrame()->document();
-    DOMWindow* domWindow = webViewImpl->page()->mainFrame()->document()->defaultView();
+    DOMWindow* domWindow = webViewImpl->page()->mainFrame()->document()->domWindow();
     RenderObject* docRenderer = webViewImpl->page()->mainFrame()->document()->renderer();
 
     {
         WebMouseEvent webMouseEvent;
         webMouseEvent.type = WebInputEvent::MouseMove;
         webMouseEvent.x = 10;
         webMouseEvent.y = 10;
         webMouseEvent.windowX = 10;
         webMouseEvent.windowY = 10;
         webMouseEvent.globalX = 10;
@@ skipping 162 matching lines @@
         EXPECT_EQ(10, webTouchBuilder.touches[0].screenPosition.x);
         EXPECT_EQ(10, webTouchBuilder.touches[0].screenPosition.y);
         EXPECT_EQ(10, webTouchBuilder.touches[0].position.x);
         EXPECT_EQ(10, webTouchBuilder.touches[0].position.y);
         EXPECT_EQ(10, webTouchBuilder.touches[0].radiusX);
         EXPECT_EQ(10, webTouchBuilder.touches[0].radiusY);
     }
 }
 
 } // anonymous namespace