Description of problem: Firefox catch (Alt) signal twice ! Version-Release number of selected component (if applicable): 50.0-1 How reproducible: Steps to Reproduce: 1. Pressing (Alt) with another key like (Shift) to change language. Actual results: Menu-bar Shown !! and language changed ! Expected results: Just change language.
Created attachment 1231995 [details] Menu of Firefox shown before hand overs !
*** This bug has been marked as a duplicate of bug 1393336 ***