Verifies that Overlay.setShowGridOverlays works together with Emulation.setDeviceMetricsOverride.
Expected 3 track size labels; actual: 3
Positions:
{
bottom : 27.53125
height : 18
left : 382
right : 418
top : 9.53125
width : 36
}
{
bottom : 23.6875
height : 18
left : 9.53125
right : 39.53125
top : 5.6875
width : 30
}
{
bottom : 40.015625
height : 18
left : 9.53125
right : 39.53125
top : 22.015625
width : 30
}