Bug 1416103 - Re-enable browser_ext_omnibox.js everywhere r=aswan

Likely fixed by the patch for bug 1417052

Ran the test with --repeat=50 on Linux and did not observe any failures.

MozReview-Commit-ID: FuMo8jdgJCn

--HG--
extra : rebase_source : 2a296cc7817607d352bc56b5b200da81d3e26bf0

browser/components/extensions/test/browser/browser-common.ini

@@ -111,7 +111,6 @@ skip-if = (verify && (os == 'linux' || os == 'mac'))
 [browser_ext_menus_events.js]
 [browser_ext_menus_refresh.js]
 [browser_ext_omnibox.js]
-skip-if = (debug && (os == 'linux' || os == 'mac')) || (verify && (os == 'linux' || os == 'mac')) # Bug 1416103 (was bug 1417052)
 [browser_ext_openPanel.js]
 skip-if = (verify && !debug && (os == 'linux' || os == 'mac'))
 [browser_ext_optionsPage_browser_style.js]