Viewport: Size in iframe - no page scale

Test Description: This test checks that window.visualViewport returns correct sizes without any pinch-zoom page scale applied but with scrollbars.


frames[0].window.visualViewport width and height is (200, 300).

frames[0].window.visualViewport width and height when scrollbars are present is (185, 285).


PASS window.visualViewport.width of iframe viewport should match iframe width. 
PASS window.visualViewport.height of iframe viewport should match iframe height. 
PASS window.visualViewport.width of iframe viewport should not include scrollbar. 
PASS window.visualViewport.height of iframe viewport should not include scrollbar.