Speedy Session Restore

Summary

• Session restore makes restarting the browser a frictionless experience.

References

• Feature Wiki page

Use Cases

• Restoring a session at startup must be on par or only negligibly slower than not restoring a session.
• Restoring of the session is the default behavior.
• Tabs are loaded on-demand by default.
• Users are notified the first time a session is restored by default, and given the opportunity to disable the feature.

Test Cases

• The test cases for this feature can be viewed here.

Important Bugs

• Implementation bugs
  • 669034 - NEW - (sessionRestoreJank) Re-architect sessionstore.js saving to avoid periodic freezes
  • 681201 - NEW - Not-yet-restored empty tabs take more memory than they could
  • 711193 - RESOLVED-FIXED - turn on "don't load tabs until selected" by default

Other Bugs

• 735914 - NEW - Restore the session by default
• 720154 - NEW - Checkbox for restore_on_demand should always be accessible

Not Tested

• TBD

Sign off Criteria

• All the test cases were executed.
• All the major bugs have been fixed.