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Add-ons/ShimsNightly: Difference between revisions
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'''Status: this document is in progress''' | '''Status: this document is in progress''' | ||
Thank you for using Firefox Nightly. Using Nightly is helpful | Thank you for using Firefox Nightly. Using Nightly is helpful because it provides improved feedback on changes being made in Firefox. | ||
The Firefox team is | The Firefox team is currently focused on vastly improving performance in Firefox 57. Unfortunately, if you have add-ons installed in Nightly that are not [https://developer.mozilla.org/en-US/Add-ons/WebExtensions WebExtensions], they make performance measurements on Nightly much harder. This is especially true of add-ons that are not multiprocess compatible and use shims. | ||
As a result, we are asking all Nightly users to stop using add-ons that are not multiprocess compatible, or are not WebExtensions. Please bear in mind that these add-ons [https://blog.mozilla.org/addons/2017/02/16/the-road-to-firefox-57-compatibility-milestones/ might stop] working by Firefox 57 anyway. | |||
If you've seen a message like this: | If you've seen a message like this: | ||
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[[File:Mpc-warning.png]] | [[File:Mpc-warning.png]] | ||
It means you've got some add-ons that are not | It means you've got some add-ons that are not multiprocess compatible or are not WebExtensions. | ||
'''This restriction is reversible'''. To do so go to ''about:config'', look for the setting: | '''This restriction is reversible'''. To do so go to ''about:config'', look for the setting: | ||
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...and set it to ''true''. | ...and set it to ''true''. | ||
However we'd like you to consider not reversing this preference. Leaving it set to false will give the Firefox performance team a much clearer idea of how much better we are making Firefox. | However, we'd like you to consider not reversing this preference. Leaving it set to false will give the Firefox performance team a much clearer idea of how much better we are making Firefox. Thank you for your help and support. | ||
Tracking bug: [https://bugzilla.mozilla.org/show_bug.cgi?id=1352204 1352204] | Tracking bug: [https://bugzilla.mozilla.org/show_bug.cgi?id=1352204 1352204] | ||