Bug 41736 - Customize toolbar for base-browser.

Merge Info

• Related Issues

  • #41736 (closed)

• Backport Timeline

  • Immediate - patchsets for critical bug fixes or other major blocker (e.g. fixes for a 0-day exploit) OR patchsets with trivial changes which do not need testing (e.g. fixes for typos or fixes easily verified in a local developer build)
  • Next Minor Stable Release - patchset that needs to be verified in nightly before backport
  • Eventually - patchset that needs to be verified in alpha before backport
  • No Backport - patchset for the next major stable

• Upstream Merging

  • Merge to base-browser - typically for !fixups to patches in the base-browser branch, though sometimes new patches as well

• Issue Tracking

  • Link resolved issues with appropriate Release Prep issue for changelog generation

Change Description

We no longer set the browser.uiCustomization.state preference to get our desired default toolbar state. Instead we set up the default state in CustomizableUI.jsm.