Bug 1157576 - disable bug706743.js on e10s, rs=enn-in-bugzilla-comment

--HG--
extra : rebase_source : 79af65583a432570e2d9474fd6b89bf51b920d94

layout/xul/test/browser.ini

@@ -3,5 +3,6 @@
 [browser_bug685470.js]
 [browser_bug703210.js]
 [browser_bug706743.js]
+skip-if = e10s
 [browser_bug1163304.js]
 skip-if = os != 'linux' && os != 'win' // Due to testing menubar behavior with keyboard