Harness status: OK

Found 4 tests

4 Pass
Pass	e.style['scrollbar-gutter'] = "auto" should set the property value
Pass	e.style['scrollbar-gutter'] = "stable" should set the property value
Pass	e.style['scrollbar-gutter'] = "stable both-edges" should set the property value
Pass	e.style['scrollbar-gutter'] = "both-edges stable" should set the property value