Main menu breaks Alt-← navigation
Main menu breaks Alt-← navigation

With the menu open, don't catch key events if a modifier key is pressed

fix bug 775475

TheoChevalier/bedrock,kyoshino/bedrock,petabyte/bedrock,MichaelKohler/bedrock,jpetto/bedrock,mkmelin/bedrock,malena/bedrock,mermi/bedrock,andreadelrio/bedrock,l-hedgehog/bedrock,jgmize/bedrock,SujaySKumar/bedrock,schalkneethling/bedrock,amjadm61/bedrock,glogiotatidis/bedrock,pmclanahan/bedrock,mahinthjoe/bedrock,pascalchevrel/bedrock,pmclanahan/bedrock,elin-moco/bedrock,chirilo/bedrock,flodolo/bedrock,analytics-pros/mozilla-bedrock,CSCI-462-01-2017/bedrock,craigcook/bedrock,gauthierm/bedrock,davidwboswell/documentation_autoresponse,flodolo/bedrock,CSCI-462-01-2017/bedrock,TheJJ100100/bedrock,gerv/bedrock,jpetto/bedrock,rishiloyola/bedrock,davehunt/bedrock,ckprice/bedrock,elin-moco/bedrock,petabyte/bedrock,glogiotatidis/bedrock,ckprice/bedrock,Sancus/bedrock,pascalchevrel/bedrock,Jobava/bedrock,mermi/bedrock,ericawright/bedrock,MichaelKohler/bedrock,mahinthjoe/bedrock,sylvestre/bedrock,mmmavis/lightbeam-bedrock-website,TheJJ100100/bedrock,mozilla/mwc,mkmelin/bedrock,andreadelrio/bedrock,sylvestre/bedrock,elin-moco/bedrock,craigcook/bedrock,chirilo/bedrock,ericawright/bedrock,davidwboswell/documentation_autoresponse,jacshfr/mozilla-bedrock,pascalchevrel/bedrock,pmclanahan/bedrock,marcoscaceres/bedrock,jacshfr/mozilla-bedrock,bensternthal/bedrock,mkmelin/bedrock,SujaySKumar/bedrock,mmmavis/lightbeam-bedrock-website,davidwboswell/documentation_autoresponse,sgarrity/bedrock,mozilla/bedrock,hoosteeno/bedrock,craigcook/bedrock,mmmavis/bedrock,mahinthjoe/bedrock,mermi/bedrock,alexgibson/bedrock,rishiloyola/bedrock,hoosteeno/bedrock,analytics-pros/mozilla-bedrock,mmmavis/bedrock,elin-moco/bedrock,mmmavis/lightbeam-bedrock-website,jgmize/bedrock,alexgibson/bedrock,gauthierm/bedrock,yglazko/bedrock,schalkneethling/bedrock,kyoshino/bedrock,hoosteeno/bedrock,gerv/bedrock,andreadelrio/bedrock,TheoChevalier/bedrock,amjadm61/bedrock,ericawright/bedrock,gauthierm/bedrock,chirilo/bedrock,Jobava/bedrock,Jobava/bedrock,alexgibson/bedrock,yglazko/bedrock,marcoscaceres/bedrock,davehunt/bedrock,sgarrity/bedrock,flodolo/bedrock,yglazko/bedrock,mmmavis/bedrock,jacshfr/mozilla-bedrock,marcoscaceres/bedrock,dudepare/bedrock,CSCI-462-01-2017/bedrock,glogiotatidis/bedrock,jpetto/bedrock,mermi/bedrock,TheJJ100100/bedrock,jacshfr/mozilla-bedrock,jpetto/bedrock,davehunt/bedrock,davidwboswell/documentation_autoresponse,gauthierm/bedrock,ericawright/bedrock,analytics-pros/mozilla-bedrock,craigcook/bedrock,sylvestre/bedrock,dudepare/bedrock,hoosteeno/bedrock,SujaySKumar/bedrock,bensternthal/bedrock,mmmavis/bedrock,jgmize/bedrock,SujaySKumar/bedrock,davehunt/bedrock,rishiloyola/bedrock,bensternthal/bedrock,l-hedgehog/bedrock,amjadm61/bedrock,gerv/bedrock,dudepare/bedrock,mozilla/mwc,glogiotatidis/bedrock,l-hedgehog/bedrock,l-hedgehog/bedrock,MichaelKohler/bedrock,petabyte/bedrock,schalkneethling/bedrock,Jobava/bedrock,malena/bedrock,Sancus/bedrock,kyoshino/bedrock,marcoscaceres/bedrock,malena/bedrock,yglazko/bedrock,pascalchevrel/bedrock,mozilla/bedrock,CSCI-462-01-2017/bedrock,mozilla/mwc,amjadm61/bedrock,ckprice/bedrock,mozilla/bedrock,mahinthjoe/bedrock,jgmize/bedrock,kyoshino/bedrock,bensternthal/bedrock,ckprice/bedrock,flodolo/bedrock,sgarrity/bedrock,analytics-pros/mozilla-bedrock,Sancus/bedrock,petabyte/bedrock,andreadelrio/bedrock,gerv/bedrock,mozilla/bedrock,amjadm61/bedrock,malena/bedrock,TheoChevalier/bedrock,sgarrity/bedrock,mozilla/mwc,pmclanahan/bedrock,jacshfr/mozilla-bedrock,alexgibson/bedrock,dudepare/bedrock,TheoChevalier/bedrock,schalkneethling/bedrock,mkmelin/bedrock,TheJJ100100/bedrock,rishiloyola/bedrock,MichaelKohler/bedrock,Sancus/bedrock,sylvestre/bedrock,chirilo/bedrock