This PR turns off viewport emulation when the user requests to showBrowserInteractions in headed mode. This addresses two issues:
1) Viewport Emulation was hiding the fixed bar at the bottom of the page that shows commands
2) Resets "deviceScale" to 0 (meaning don't change). Was impacting use of retina on macs
This PR turns off viewport emulation when the user requests to showBrowserInteractions in headed mode. This addresses two issues: 1) Viewport Emulation was hiding the fixed bar at the bottom of the page that shows commands 2) Resets "deviceScale" to 0 (meaning don't change). Was impacting use of retina on macs