User Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:44.0) Gecko/20100101 Firefox/44.0 Build ID: 20160123151951 Steps to reproduce: Custom Button Add-On and Firefox 44.0 if ENABLED ~ 38 seconds to start Firefox if DISABLED ~ 7 seconds PRIOR to 44.0 if ENABLED OR DISABLED ~6 seconds startup and ~2 seconds for new window Custom Button is to toggle display of bookmarks sidebar /*CODE*/ toggleSidebar('viewBookmarksSidebar'); Actual results: On 44.0 VERY slow firefox entry/startup or new window Expected results: Times for startup and new window were and still should be must quicker
Status: UNCONFIRMED → RESOLVED
Last Resolved: 3 years ago
Resolution: --- → DUPLICATE
Duplicate of bug: 1243290
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