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2.66338,browser.tabs.close buttons
2.66338,browser.tabs.close window with last tab
2.66338,browser.tabs.select owner on close
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2.66338,services.sync.prefs.sync.browser.tabs.close buttons
2.66338,services.sync.prefs.sync.browser.tabs.warn on close
1.79865,browser.all tabs.previews
1.79865,browser.sessions tore.max tabs undo
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1.79865,browser.sessions tore.restore pinned tabs on demand
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1.79865,browser.tabs.open tab for.middle click
1.79865,browser.tabs.tab clip width
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1.79865,browser.zoom.update background tabs
1.79865,services.sync.engine.tabs
1.79865,services.sync.engine.tabs.filtered urls
1.79865,services.sync.log.logger.engine.tabs
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