| Index: test/browser/elemHideEmulation.js | 
| =================================================================== | 
| --- a/test/browser/elemHideEmulation.js | 
| +++ b/test/browser/elemHideEmulation.js | 
| @@ -104,31 +104,32 @@ | 
| } | 
| // Create a new ElemHideEmulation instance with @selectors. | 
| function applyElemHideEmulation(selectors) | 
| { | 
| return Promise.resolve().then(() => | 
| { | 
| let elemHideEmulation = new ElemHideEmulation( | 
| + testDocument, | 
| + null, | 
| newSelectors => | 
| { | 
| if (!newSelectors.length) | 
| return; | 
| let selector = newSelectors.join(", "); | 
| insertStyleRule(selector + "{display: none !important;}"); | 
| }, | 
| elems => | 
| { | 
| for (let elem of elems) | 
| elem.style.display = "none"; | 
| } | 
| ); | 
| - elemHideEmulation.document = testDocument; | 
| elemHideEmulation.MIN_INVOCATION_INTERVAL = REFRESH_INTERVAL / 2; | 
| elemHideEmulation.apply(selectors.map(selector => ({selector}))); | 
| return elemHideEmulation; | 
| }); | 
| } | 
| exports.testVerbatimPropertySelector = function(test) | 
| { |